20812486

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{9283}}^1$

素因数の和:9363

約数の個数: 16

約数和(自身を含む): 33422400

約数和(自身を除く): 12609914

約数列:

[1, 2, 19, 38, 59, 118, 1121, 2242, 9283, 18566, 176377, 352754, 547697, 1095394, 10406243, 20812486]

約数ペア:

[(1, 20812486), (2, 10406243), (19, 1095394), (38, 547697), (59, 352754), (118, 176377), (1121, 18566), (2242, 9283)]