15657989764

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{661121}}^1$

素因数の和:661347

約数の個数: 24

約数和(自身を含む): 28433534976

約数和(自身を除く): 12775545212

約数列:

[1, 2, 4, 31, 62, 124, 191, 382, 764, 5921, 11842, 23684, 661121, 1322242, 2644484, 20494751, 40989502, 81979004, 126274111, 252548222, 505096444, 3914497441, 7828994882, 15657989764]

約数ペア:

[(1, 15657989764), (2, 7828994882), (4, 3914497441), (31, 505096444), (62, 252548222), (124, 126274111), (191, 81979004), (382, 40989502), (764, 20494751), (5921, 2644484), (11842, 1322242), (23684, 661121)]