20162404731

素因数分解:

$3^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{2187049}}^1$

素因数の和:2187498

約数の個数: 16

約数和(自身を含む): 30793664000

約数和(自身を除く): 10631259269

約数列:

[1, 3, 7, 21, 439, 1317, 3073, 9219, 2187049, 6561147, 15309343, 45928029, 960114511, 2880343533, 6720801577, 20162404731]

約数ペア:

[(1, 20162404731), (3, 6720801577), (7, 2880343533), (21, 960114511), (439, 45928029), (1317, 15309343), (3073, 6561147), (9219, 2187049)]