12290564

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{21487}}^1$

素因数の和:21515

約数の個数: 24

約数和(自身を含む): 25269888

約数和(自身を除く): 12979324

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 21487, 42974, 85948, 236357, 279331, 472714, 558662, 945428, 1117324, 3072641, 6145282, 12290564]

約数ペア:

[(1, 12290564), (2, 6145282), (4, 3072641), (11, 1117324), (13, 945428), (22, 558662), (26, 472714), (44, 279331), (52, 236357), (143, 85948), (286, 42974), (572, 21487)]