19907712

素因数分解:

$2^7\times 3^2\times {\mathrm{11}}^1\times {\mathrm{1571}}^1$

素因数の和:1602

約数の個数: 96

約数和(自身を含む): 62534160

約数和(自身を除く): 42626448

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 64, 66, 72, 88, 96, 99, 128, 132, 144, 176, 192, 198, 264, 288, 352, 384, 396, 528, 576, 704, 792, 1056, 1152, 1408, 1571, 1584, 2112, 3142, 3168, 4224, 4713, 6284, 6336, 9426, 12568, 12672, 14139, 17281, 18852, 25136, 28278, 34562, 37704, 50272, 51843, 56556, 69124, 75408, 100544, 103686, 113112, 138248, 150816, 155529, 201088, 207372, 226224, 276496, 301632, 311058, 414744, 452448, 552992, 603264, 622116, 829488, 904896, 1105984, 1244232, 1658976, 1809792, 2211968, 2488464, 3317952, 4976928, 6635904, 9953856, 19907712]

約数ペア:

[(1, 19907712), (2, 9953856), (3, 6635904), (4, 4976928), (6, 3317952), (8, 2488464), (9, 2211968), (11, 1809792), (12, 1658976), (16, 1244232), (18, 1105984), (22, 904896), (24, 829488), (32, 622116), (33, 603264), (36, 552992), (44, 452448), (48, 414744), (64, 311058), (66, 301632), (72, 276496), (88, 226224), (96, 207372), (99, 201088), (128, 155529), (132, 150816), (144, 138248), (176, 113112), (192, 103686), (198, 100544), (264, 75408), (288, 69124), (352, 56556), (384, 51843), (396, 50272), (528, 37704), (576, 34562), (704, 28278), (792, 25136), (1056, 18852), (1152, 17281), (1408, 14139), (1571, 12672), (1584, 12568), (2112, 9426), (3142, 6336), (3168, 6284), (4224, 4713)]