20123849064

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{487}}^1\times {\mathrm{811}}^1$

素因数の和:1511

約数の個数: 128

約数和(自身を含む): 55349038080

約数和(自身を除く): 35225189016

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 193, 264, 386, 487, 579, 772, 811, 974, 1158, 1461, 1544, 1622, 1948, 2123, 2316, 2433, 2922, 3244, 3896, 4246, 4632, 4866, 5357, 5844, 6369, 6488, 8492, 8921, 9732, 10714, 11688, 12738, 16071, 16984, 17842, 19464, 21428, 25476, 26763, 32142, 35684, 42856, 50952, 53526, 64284, 71368, 93991, 107052, 128568, 156523, 187982, 214104, 281973, 313046, 375964, 394957, 469569, 563946, 626092, 751928, 789914, 939138, 1033901, 1127892, 1184871, 1252184, 1579828, 1721753, 1878276, 2067802, 2255784, 2369742, 3101703, 3159656, 3443506, 3756552, 4135604, 4344527, 4739484, 5165259, 6203406, 6887012, 8271208, 8689054, 9478968, 10330518, 12406812, 13033581, 13774024, 17378108, 20661036, 24813624, 26067162, 34756216, 41322072, 52134324, 76226701, 104268648, 152453402, 228680103, 304906804, 457360206, 609813608, 838493711, 914720412, 1676987422, 1829440824, 2515481133, 3353974844, 5030962266, 6707949688, 10061924532, 20123849064]

約数ペア:

[(1, 20123849064), (2, 10061924532), (3, 6707949688), (4, 5030962266), (6, 3353974844), (8, 2515481133), (11, 1829440824), (12, 1676987422), (22, 914720412), (24, 838493711), (33, 609813608), (44, 457360206), (66, 304906804), (88, 228680103), (132, 152453402), (193, 104268648), (264, 76226701), (386, 52134324), (487, 41322072), (579, 34756216), (772, 26067162), (811, 24813624), (974, 20661036), (1158, 17378108), (1461, 13774024), (1544, 13033581), (1622, 12406812), (1948, 10330518), (2123, 9478968), (2316, 8689054), (2433, 8271208), (2922, 6887012), (3244, 6203406), (3896, 5165259), (4246, 4739484), (4632, 4344527), (4866, 4135604), (5357, 3756552), (5844, 3443506), (6369, 3159656), (6488, 3101703), (8492, 2369742), (8921, 2255784), (9732, 2067802), (10714, 1878276), (11688, 1721753), (12738, 1579828), (16071, 1252184), (16984, 1184871), (17842, 1127892), (19464, 1033901), (21428, 939138), (25476, 789914), (26763, 751928), (32142, 626092), (35684, 563946), (42856, 469569), (50952, 394957), (53526, 375964), (64284, 313046), (71368, 281973), (93991, 214104), (107052, 187982), (128568, 156523)]