20415747

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{32561}}^1$

素因数の和:32594

約数の個数: 16

約数和(自身を含む): 31259520

約数和(自身を除く): 10843773

約数列:

[1, 3, 11, 19, 33, 57, 209, 627, 32561, 97683, 358171, 618659, 1074513, 1855977, 6805249, 20415747]

約数ペア:

[(1, 20415747), (3, 6805249), (11, 1855977), (19, 1074513), (33, 618659), (57, 358171), (209, 97683), (627, 32561)]