20268974

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{13751}}^1$

素因数の和:13831

約数の個数: 16

約数和(自身を含む): 33664896

約数和(自身を除く): 13395922

約数列:

[1, 2, 11, 22, 67, 134, 737, 1474, 13751, 27502, 151261, 302522, 921317, 1842634, 10134487, 20268974]

約数ペア:

[(1, 20268974), (2, 10134487), (11, 1842634), (22, 921317), (67, 302522), (134, 151261), (737, 27502), (1474, 13751)]