38979664

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{1451}}^1$

素因数の和:1555

約数の個数: 40

約数和(自身を含む): 79941312

約数和(自身を除く): 40961648

約数列:

[1, 2, 4, 8, 16, 23, 46, 73, 92, 146, 184, 292, 368, 584, 1168, 1451, 1679, 2902, 3358, 5804, 6716, 11608, 13432, 23216, 26864, 33373, 66746, 105923, 133492, 211846, 266984, 423692, 533968, 847384, 1694768, 2436229, 4872458, 9744916, 19489832, 38979664]

約数ペア:

[(1, 38979664), (2, 19489832), (4, 9744916), (8, 4872458), (16, 2436229), (23, 1694768), (46, 847384), (73, 533968), (92, 423692), (146, 266984), (184, 211846), (292, 133492), (368, 105923), (584, 66746), (1168, 33373), (1451, 26864), (1679, 23216), (2902, 13432), (3358, 11608), (5804, 6716)]