18587987710

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{709}}^1\times {\mathrm{42979}}^1$

素因数の和:43756

約数の個数: 32

約数和(自身を含む): 34055632800

約数和(自身を除く): 15467645090

約数列:

[1, 2, 5, 10, 61, 122, 305, 610, 709, 1418, 3545, 7090, 42979, 43249, 85958, 86498, 214895, 216245, 429790, 432490, 2621719, 5243438, 13108595, 26217190, 30472111, 60944222, 152360555, 304721110, 1858798771, 3717597542, 9293993855, 18587987710]

約数ペア:

[(1, 18587987710), (2, 9293993855), (5, 3717597542), (10, 1858798771), (61, 304721110), (122, 152360555), (305, 60944222), (610, 30472111), (709, 26217190), (1418, 13108595), (3545, 5243438), (7090, 2621719), (42979, 432490), (43249, 429790), (85958, 216245), (86498, 214895)]