20218058

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1697}}^1$

素因数の和:1766

約数の個数: 32

約数和(自身を含む): 37165824

約数和(自身を除く): 16947766

約数列:

[1, 2, 7, 14, 23, 37, 46, 74, 161, 259, 322, 518, 851, 1697, 1702, 3394, 5957, 11879, 11914, 23758, 39031, 62789, 78062, 125578, 273217, 439523, 546434, 879046, 1444147, 2888294, 10109029, 20218058]

約数ペア:

[(1, 20218058), (2, 10109029), (7, 2888294), (14, 1444147), (23, 879046), (37, 546434), (46, 439523), (74, 273217), (161, 125578), (259, 78062), (322, 62789), (518, 39031), (851, 23758), (1697, 11914), (1702, 11879), (3394, 5957)]