12620542

素因数分解:

$2^1\times {\mathrm{11}}^4\times {\mathrm{431}}^1$

素因数の和:477

約数の個数: 20

約数和(自身を含む): 20872080

約数和(自身を除く): 8251538

約数列:

[1, 2, 11, 22, 121, 242, 431, 862, 1331, 2662, 4741, 9482, 14641, 29282, 52151, 104302, 573661, 1147322, 6310271, 12620542]

約数ペア:

[(1, 12620542), (2, 6310271), (11, 1147322), (22, 573661), (121, 104302), (242, 52151), (431, 29282), (862, 14641), (1331, 9482), (2662, 4741)]