18565144

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1303}}^1$

素因数の和:1459

約数の個数: 32

約数和(自身を含む): 37789920

約数和(自身を除く): 19224776

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 137, 274, 548, 1096, 1303, 1781, 2606, 3562, 5212, 7124, 10424, 14248, 16939, 33878, 67756, 135512, 178511, 357022, 714044, 1428088, 2320643, 4641286, 9282572, 18565144]

約数ペア:

[(1, 18565144), (2, 9282572), (4, 4641286), (8, 2320643), (13, 1428088), (26, 714044), (52, 357022), (104, 178511), (137, 135512), (274, 67756), (548, 33878), (1096, 16939), (1303, 14248), (1781, 10424), (2606, 7124), (3562, 5212)]