15905318

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2927}}^1$

素因数の和:2972

約数の個数: 32

約数和(自身を含む): 29514240

約数和(自身を除く): 13608922

約数列:

[1, 2, 11, 13, 19, 22, 26, 38, 143, 209, 247, 286, 418, 494, 2717, 2927, 5434, 5854, 32197, 38051, 55613, 64394, 76102, 111226, 418561, 611743, 722969, 837122, 1223486, 1445938, 7952659, 15905318]

約数ペア:

[(1, 15905318), (2, 7952659), (11, 1445938), (13, 1223486), (19, 837122), (22, 722969), (26, 611743), (38, 418561), (143, 111226), (209, 76102), (247, 64394), (286, 55613), (418, 38051), (494, 32197), (2717, 5854), (2927, 5434)]