20161119987

素因数分解:

$3^2\times {\mathrm{103}}^1\times {\mathrm{21748781}}^1$

素因数の和:21748890

約数の個数: 12

約数和(自身を含む): 29404353264

約数和(自身を除く): 9243233277

約数列:

[1, 3, 9, 103, 309, 927, 21748781, 65246343, 195739029, 2240124443, 6720373329, 20161119987]

約数ペア:

[(1, 20161119987), (3, 6720373329), (9, 2240124443), (103, 195739029), (309, 65246343), (927, 21748781)]