20438583

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{6959}}^1$

素因数の和:7062

約数の個数: 16

約数和(自身を含む): 30067200

約数和(自身を除く): 9628617

約数列:

[1, 3, 11, 33, 89, 267, 979, 2937, 6959, 20877, 76549, 229647, 619351, 1858053, 6812861, 20438583]

約数ペア:

[(1, 20438583), (3, 6812861), (11, 1858053), (33, 619351), (89, 229647), (267, 76549), (979, 20877), (2937, 6959)]