20400966903

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{31531}}^1\times {\mathrm{9377}}^1$

素因数の和:40934

約数の個数: 16

約数和(自身を含む): 28387881216

約数和(自身を除く): 7986914313

約数列:

[1, 3, 23, 69, 9377, 28131, 31531, 94593, 215671, 647013, 725213, 2175639, 295666187, 886998561, 6800322301, 20400966903]

約数ペア:

[(1, 20400966903), (3, 6800322301), (23, 886998561), (69, 295666187), (9377, 2175639), (28131, 725213), (31531, 647013), (94593, 215671)]