20307922

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{547}}^1\times {\mathrm{977}}^1$

素因数の和:1545

約数の個数: 16

約数和(自身を含む): 32156640

約数和(自身を除く): 11848718

約数列:

[1, 2, 19, 38, 547, 977, 1094, 1954, 10393, 18563, 20786, 37126, 534419, 1068838, 10153961, 20307922]

約数ペア:

[(1, 20307922), (2, 10153961), (19, 1068838), (38, 534419), (547, 37126), (977, 20786), (1094, 18563), (1954, 10393)]