20194505499

素因数分解:

$3^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{9521219}}^1$

素因数の和:9521330

約数の個数: 16

約数和(自身を含む): 31077262080

約数和(自身を除く): 10882756581

約数列:

[1, 3, 7, 21, 101, 303, 707, 2121, 9521219, 28563657, 66648533, 199945599, 961643119, 2884929357, 6731501833, 20194505499]

約数ペア:

[(1, 20194505499), (3, 6731501833), (7, 2884929357), (21, 961643119), (101, 199945599), (303, 66648533), (707, 28563657), (2121, 9521219)]