20543774

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{2789}}^1$

素因数の和:2947

約数の個数: 16

約数和(自身を含む): 32140800

約数和(自身を除く): 11597026

約数列:

[1, 2, 29, 58, 127, 254, 2789, 3683, 5578, 7366, 80881, 161762, 354203, 708406, 10271887, 20543774]

約数ペア:

[(1, 20543774), (2, 10271887), (29, 708406), (58, 354203), (127, 161762), (254, 80881), (2789, 7366), (3683, 5578)]