31886894

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{8231}}^1$

素因数の和:8395

約数の個数: 16

約数和(自身を含む): 51861600

約数和(自身を除く): 19974706

約数列:

[1, 2, 13, 26, 149, 298, 1937, 3874, 8231, 16462, 107003, 214006, 1226419, 2452838, 15943447, 31886894]

約数ペア:

[(1, 31886894), (2, 15943447), (13, 2452838), (26, 1226419), (149, 214006), (298, 107003), (1937, 16462), (3874, 8231)]