20886688

素因数分解:

$2^5\times {\mathrm{239}}^1\times {\mathrm{2731}}^1$

素因数の和:2980

約数の個数: 24

約数和(自身を含む): 41307840

約数和(自身を除く): 20421152

約数列:

[1, 2, 4, 8, 16, 32, 239, 478, 956, 1912, 2731, 3824, 5462, 7648, 10924, 21848, 43696, 87392, 652709, 1305418, 2610836, 5221672, 10443344, 20886688]

約数ペア:

[(1, 20886688), (2, 10443344), (4, 5221672), (8, 2610836), (16, 1305418), (32, 652709), (239, 87392), (478, 43696), (956, 21848), (1912, 10924), (2731, 7648), (3824, 5462)]