19981765632

素因数分解:

$2^{10}\times 3^1\times {\mathrm{43}}^1\times {\mathrm{331}}^1\times {\mathrm{457}}^1$

素因数の和:854

約数の個数: 176

約数和(自身を含む): 54781519232

約数和(自身を除く): 34799753600

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 43, 48, 64, 86, 96, 128, 129, 172, 192, 256, 258, 331, 344, 384, 457, 512, 516, 662, 688, 768, 914, 993, 1024, 1032, 1324, 1371, 1376, 1536, 1828, 1986, 2064, 2648, 2742, 2752, 3072, 3656, 3972, 4128, 5296, 5484, 5504, 7312, 7944, 8256, 10592, 10968, 11008, 14233, 14624, 15888, 16512, 19651, 21184, 21936, 22016, 28466, 29248, 31776, 33024, 39302, 42368, 42699, 43872, 44032, 56932, 58496, 58953, 63552, 66048, 78604, 84736, 85398, 87744, 113864, 116992, 117906, 127104, 132096, 151267, 157208, 169472, 170796, 175488, 227728, 233984, 235812, 254208, 302534, 314416, 338944, 341592, 350976, 453801, 455456, 467968, 471624, 508416, 605068, 628832, 683184, 701952, 907602, 910912, 943248, 1016832, 1210136, 1257664, 1366368, 1403904, 1815204, 1821824, 1886496, 2420272, 2515328, 2732736, 3630408, 3643648, 3772992, 4840544, 5030656, 5465472, 6504481, 7260816, 7287296, 7545984, 9681088, 10061312, 10930944, 13008962, 14521632, 14574592, 15091968, 19362176, 19513443, 20122624, 21861888, 26017924, 29043264, 30183936, 38724352, 39026886, 43723776, 52035848, 58086528, 60367872, 77448704, 78053772, 104071696, 116173056, 154897408, 156107544, 208143392, 232346112, 312215088, 416286784, 464692224, 624430176, 832573568, 1248860352, 1665147136, 2497720704, 3330294272, 4995441408, 6660588544, 9990882816, 19981765632]

約数ペア:

[(1, 19981765632), (2, 9990882816), (3, 6660588544), (4, 4995441408), (6, 3330294272), (8, 2497720704), (12, 1665147136), (16, 1248860352), (24, 832573568), (32, 624430176), (43, 464692224), (48, 416286784), (64, 312215088), (86, 232346112), (96, 208143392), (128, 156107544), (129, 154897408), (172, 116173056), (192, 104071696), (256, 78053772), (258, 77448704), (331, 60367872), (344, 58086528), (384, 52035848), (457, 43723776), (512, 39026886), (516, 38724352), (662, 30183936), (688, 29043264), (768, 26017924), (914, 21861888), (993, 20122624), (1024, 19513443), (1032, 19362176), (1324, 15091968), (1371, 14574592), (1376, 14521632), (1536, 13008962), (1828, 10930944), (1986, 10061312), (2064, 9681088), (2648, 7545984), (2742, 7287296), (2752, 7260816), (3072, 6504481), (3656, 5465472), (3972, 5030656), (4128, 4840544), (5296, 3772992), (5484, 3643648), (5504, 3630408), (7312, 2732736), (7944, 2515328), (8256, 2420272), (10592, 1886496), (10968, 1821824), (11008, 1815204), (14233, 1403904), (14624, 1366368), (15888, 1257664), (16512, 1210136), (19651, 1016832), (21184, 943248), (21936, 910912), (22016, 907602), (28466, 701952), (29248, 683184), (31776, 628832), (33024, 605068), (39302, 508416), (42368, 471624), (42699, 467968), (43872, 455456), (44032, 453801), (56932, 350976), (58496, 341592), (58953, 338944), (63552, 314416), (66048, 302534), (78604, 254208), (84736, 235812), (85398, 233984), (87744, 227728), (113864, 175488), (116992, 170796), (117906, 169472), (127104, 157208), (132096, 151267)]