18712408

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{1487}}^1$

素因数の和:1528

約数の個数: 48

約数和(自身を含む): 41559840

約数和(自身を除く): 22847432

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 121, 143, 242, 286, 484, 572, 968, 1144, 1487, 1573, 2974, 3146, 5948, 6292, 11896, 12584, 16357, 19331, 32714, 38662, 65428, 77324, 130856, 154648, 179927, 212641, 359854, 425282, 719708, 850564, 1439416, 1701128, 2339051, 4678102, 9356204, 18712408]

約数ペア:

[(1, 18712408), (2, 9356204), (4, 4678102), (8, 2339051), (11, 1701128), (13, 1439416), (22, 850564), (26, 719708), (44, 425282), (52, 359854), (88, 212641), (104, 179927), (121, 154648), (143, 130856), (242, 77324), (286, 65428), (484, 38662), (572, 32714), (968, 19331), (1144, 16357), (1487, 12584), (1573, 11896), (2974, 6292), (3146, 5948)]