20176572

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{9949}}^1$

素因数の和:9982

約数の個数: 36

約数和(自身を含む): 50983800

約数和(自身を除く): 30807228

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 169, 338, 507, 676, 1014, 2028, 9949, 19898, 29847, 39796, 59694, 119388, 129337, 258674, 388011, 517348, 776022, 1552044, 1681381, 3362762, 5044143, 6725524, 10088286, 20176572]

約数ペア:

[(1, 20176572), (2, 10088286), (3, 6725524), (4, 5044143), (6, 3362762), (12, 1681381), (13, 1552044), (26, 776022), (39, 517348), (52, 388011), (78, 258674), (156, 129337), (169, 119388), (338, 59694), (507, 39796), (676, 29847), (1014, 19898), (2028, 9949)]