12453968

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{577}}^1$

素因数の和:675

約数の個数: 40

約数和(自身を含む): 25801920

約数和(自身を除く): 13347952

約数列:

[1, 2, 4, 8, 16, 19, 38, 71, 76, 142, 152, 284, 304, 568, 577, 1136, 1154, 1349, 2308, 2698, 4616, 5396, 9232, 10792, 10963, 21584, 21926, 40967, 43852, 81934, 87704, 163868, 175408, 327736, 655472, 778373, 1556746, 3113492, 6226984, 12453968]

約数ペア:

[(1, 12453968), (2, 6226984), (4, 3113492), (8, 1556746), (16, 778373), (19, 655472), (38, 327736), (71, 175408), (76, 163868), (142, 87704), (152, 81934), (284, 43852), (304, 40967), (568, 21926), (577, 21584), (1136, 10963), (1154, 10792), (1349, 9232), (2308, 5396), (2698, 4616)]