39946768

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{1487}}^1$

素因数の和:1591

約数の個数: 40

約数和(自身を含む): 81923328

約数和(自身を除く): 41976560

約数列:

[1, 2, 4, 8, 16, 23, 46, 73, 92, 146, 184, 292, 368, 584, 1168, 1487, 1679, 2974, 3358, 5948, 6716, 11896, 13432, 23792, 26864, 34201, 68402, 108551, 136804, 217102, 273608, 434204, 547216, 868408, 1736816, 2496673, 4993346, 9986692, 19973384, 39946768]

約数ペア:

[(1, 39946768), (2, 19973384), (4, 9986692), (8, 4993346), (16, 2496673), (23, 1736816), (46, 868408), (73, 547216), (92, 434204), (146, 273608), (184, 217102), (292, 136804), (368, 108551), (584, 68402), (1168, 34201), (1487, 26864), (1679, 23792), (2974, 13432), (3358, 11896), (5948, 6716)]