20880451514

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{983}}^1\times {\mathrm{35521}}^1$

素因数の和:36542

約数の個数: 32

約数和(自身を含む): 35233277184

約数和(自身を除く): 14352825670

約数列:

[1, 2, 13, 23, 26, 46, 299, 598, 983, 1966, 12779, 22609, 25558, 35521, 45218, 71042, 293917, 461773, 587834, 816983, 923546, 1633966, 10620779, 21241558, 34917143, 69834286, 453922859, 803094289, 907845718, 1606188578, 10440225757, 20880451514]

約数ペア:

[(1, 20880451514), (2, 10440225757), (13, 1606188578), (23, 907845718), (26, 803094289), (46, 453922859), (299, 69834286), (598, 34917143), (983, 21241558), (1966, 10620779), (12779, 1633966), (22609, 923546), (25558, 816983), (35521, 587834), (45218, 461773), (71042, 293917)]