15809872

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2621}}^1$

素因数の和:2671

約数の個数: 40

約数和(自身を含む): 34138440

約数和(自身を除く): 18328568

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 52, 58, 104, 116, 208, 232, 377, 464, 754, 1508, 2621, 3016, 5242, 6032, 10484, 20968, 34073, 41936, 68146, 76009, 136292, 152018, 272584, 304036, 545168, 608072, 988117, 1216144, 1976234, 3952468, 7904936, 15809872]

約数ペア:

[(1, 15809872), (2, 7904936), (4, 3952468), (8, 1976234), (13, 1216144), (16, 988117), (26, 608072), (29, 545168), (52, 304036), (58, 272584), (104, 152018), (116, 136292), (208, 76009), (232, 68146), (377, 41936), (464, 34073), (754, 20968), (1508, 10484), (2621, 6032), (3016, 5242)]