220111964

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{11353}}^1$

素因数の和:11525

約数の個数: 24

約数和(自身を含む): 398661648

約数和(自身を除く): 178549684

約数列:

[1, 2, 4, 37, 74, 131, 148, 262, 524, 4847, 9694, 11353, 19388, 22706, 45412, 420061, 840122, 1487243, 1680244, 2974486, 5948972, 55027991, 110055982, 220111964]

約数ペア:

[(1, 220111964), (2, 110055982), (4, 55027991), (37, 5948972), (74, 2974486), (131, 1680244), (148, 1487243), (262, 840122), (524, 420061), (4847, 45412), (9694, 22706), (11353, 19388)]