258893872

素因数分解:

$2^4\times {\mathrm{1277}}^1\times {\mathrm{12671}}^1$

素因数の和:13956

約数の個数: 20

約数和(自身を含む): 502039296

約数和(自身を除く): 243145424

約数列:

[1, 2, 4, 8, 16, 1277, 2554, 5108, 10216, 12671, 20432, 25342, 50684, 101368, 202736, 16180867, 32361734, 64723468, 129446936, 258893872]

約数ペア:

[(1, 258893872), (2, 129446936), (4, 64723468), (8, 32361734), (16, 16180867), (1277, 202736), (2554, 101368), (5108, 50684), (10216, 25342), (12671, 20432)]