39407728

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{31177}}^1$

素因数の和:31264

約数の個数: 20

約数和(自身を含む): 77321440

約数和(自身を除く): 37913712

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 31177, 62354, 124708, 249416, 498832, 2462983, 4925966, 9851932, 19703864, 39407728]

約数ペア:

[(1, 39407728), (2, 19703864), (4, 9851932), (8, 4925966), (16, 2462983), (79, 498832), (158, 249416), (316, 124708), (632, 62354), (1264, 31177)]