20819446

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{251}}^1\times {\mathrm{619}}^1$

素因数の和:939

約数の個数: 16

約数和(自身を含む): 31872960

約数和(自身を除く): 11053514

約数列:

[1, 2, 67, 134, 251, 502, 619, 1238, 16817, 33634, 41473, 82946, 155369, 310738, 10409723, 20819446]

約数ペア:

[(1, 20819446), (2, 10409723), (67, 310738), (134, 155369), (251, 82946), (502, 41473), (619, 33634), (1238, 16817)]