13315045990

素因数分解:

$2^1\times 5^1\times {\mathrm{181}}^1\times {\mathrm{389}}^1\times {\mathrm{18911}}^1$

素因数の和:19488

約数の個数: 32

約数和(自身を含む): 24162727680

約数和(自身を除く): 10847681690

約数列:

[1, 2, 5, 10, 181, 362, 389, 778, 905, 1810, 1945, 3890, 18911, 37822, 70409, 94555, 140818, 189110, 352045, 704090, 3422891, 6845782, 7356379, 14712758, 17114455, 34228910, 36781895, 73563790, 1331504599, 2663009198, 6657522995, 13315045990]

約数ペア:

[(1, 13315045990), (2, 6657522995), (5, 2663009198), (10, 1331504599), (181, 73563790), (362, 36781895), (389, 34228910), (778, 17114455), (905, 14712758), (1810, 7356379), (1945, 6845782), (3890, 3422891), (18911, 704090), (37822, 352045), (70409, 189110), (94555, 140818)]