20948304

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{569}}^1$

素因数の和:652

約数の個数: 80

約数和(自身を含む): 59371200

約数和(自身を除く): 38422896

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 59, 78, 104, 118, 156, 177, 208, 236, 312, 354, 472, 569, 624, 708, 767, 944, 1138, 1416, 1534, 1707, 2276, 2301, 2832, 3068, 3414, 4552, 4602, 6136, 6828, 7397, 9104, 9204, 12272, 13656, 14794, 18408, 22191, 27312, 29588, 33571, 36816, 44382, 59176, 67142, 88764, 100713, 118352, 134284, 177528, 201426, 268568, 355056, 402852, 436423, 537136, 805704, 872846, 1309269, 1611408, 1745692, 2618538, 3491384, 5237076, 6982768, 10474152, 20948304]

約数ペア:

[(1, 20948304), (2, 10474152), (3, 6982768), (4, 5237076), (6, 3491384), (8, 2618538), (12, 1745692), (13, 1611408), (16, 1309269), (24, 872846), (26, 805704), (39, 537136), (48, 436423), (52, 402852), (59, 355056), (78, 268568), (104, 201426), (118, 177528), (156, 134284), (177, 118352), (208, 100713), (236, 88764), (312, 67142), (354, 59176), (472, 44382), (569, 36816), (624, 33571), (708, 29588), (767, 27312), (944, 22191), (1138, 18408), (1416, 14794), (1534, 13656), (1707, 12272), (2276, 9204), (2301, 9104), (2832, 7397), (3068, 6828), (3414, 6136), (4552, 4602)]