20170328

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{821}}^1$

素因数の和:947

約数の個数: 32

約数和(自身を含む): 39357360

約数和(自身を除く): 19187032

約数列:

[1, 2, 4, 8, 37, 74, 83, 148, 166, 296, 332, 664, 821, 1642, 3071, 3284, 6142, 6568, 12284, 24568, 30377, 60754, 68143, 121508, 136286, 243016, 272572, 545144, 2521291, 5042582, 10085164, 20170328]

約数ペア:

[(1, 20170328), (2, 10085164), (4, 5042582), (8, 2521291), (37, 545144), (74, 272572), (83, 243016), (148, 136286), (166, 121508), (296, 68143), (332, 60754), (664, 30377), (821, 24568), (1642, 12284), (3071, 6568), (3284, 6142)]