28141072

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{26251}}^1$

素因数の和:26326

約数の個数: 20

約数和(自身を含む): 55339216

約数和(自身を除く): 27198144

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 26251, 52502, 105004, 210008, 420016, 1758817, 3517634, 7035268, 14070536, 28141072]

約数ペア:

[(1, 28141072), (2, 14070536), (4, 7035268), (8, 3517634), (16, 1758817), (67, 420016), (134, 210008), (268, 105004), (536, 52502), (1072, 26251)]