15639472

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{12373}}^1$

素因数の和:12460

約数の個数: 20

約数和(自身を含む): 30687520

約数和(自身を除く): 15048048

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 12373, 24746, 49492, 98984, 197968, 977467, 1954934, 3909868, 7819736, 15639472]

約数ペア:

[(1, 15639472), (2, 7819736), (4, 3909868), (8, 1954934), (16, 977467), (79, 197968), (158, 98984), (316, 49492), (632, 24746), (1264, 12373)]