31118636

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{421}}^1\times {\mathrm{1087}}^1$

素因数の和:1529

約数の個数: 24

約数和(自身を含む): 57851136

約数和(自身を除く): 26732500

約数列:

[1, 2, 4, 17, 34, 68, 421, 842, 1087, 1684, 2174, 4348, 7157, 14314, 18479, 28628, 36958, 73916, 457627, 915254, 1830508, 7779659, 15559318, 31118636]

約数ペア:

[(1, 31118636), (2, 15559318), (4, 7779659), (17, 1830508), (34, 915254), (68, 457627), (421, 73916), (842, 36958), (1087, 28628), (1684, 18479), (2174, 14314), (4348, 7157)]