20290066

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{1801}}^1$

素因数の和:1977

約数の個数: 16

約数和(自身を含む): 31398048

約数和(自身を除く): 11107982

約数列:

[1, 2, 43, 86, 131, 262, 1801, 3602, 5633, 11266, 77443, 154886, 235931, 471862, 10145033, 20290066]

約数ペア:

[(1, 20290066), (2, 10145033), (43, 471862), (86, 235931), (131, 154886), (262, 77443), (1801, 11266), (3602, 5633)]