20080148296

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1771361}}^1$

素因数の和:1771489

約数の個数: 32

約数和(自身を含む): 40918462200

約数和(自身を除く): 20838313904

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 109, 218, 436, 872, 1417, 2834, 5668, 11336, 1771361, 3542722, 7085444, 14170888, 23027693, 46055386, 92110772, 184221544, 193078349, 386156698, 772313396, 1544626792, 2510018537, 5020037074, 10040074148, 20080148296]

約数ペア:

[(1, 20080148296), (2, 10040074148), (4, 5020037074), (8, 2510018537), (13, 1544626792), (26, 772313396), (52, 386156698), (104, 193078349), (109, 184221544), (218, 92110772), (436, 46055386), (872, 23027693), (1417, 14170888), (2834, 7085444), (5668, 3542722), (11336, 1771361)]