2019978982

素因数分解:

$2^1\times 7^1\times {\mathrm{1439}}^1\times {\mathrm{100267}}^1$

素因数の和:101715

約数の個数: 16

約数和(自身を含む): 3465262080

約数和(自身を除く): 1445283098

約数列:

[1, 2, 7, 14, 1439, 2878, 10073, 20146, 100267, 200534, 701869, 1403738, 144284213, 288568426, 1009989491, 2019978982]

約数ペア:

[(1, 2019978982), (2, 1009989491), (7, 288568426), (14, 144284213), (1439, 1403738), (2878, 701869), (10073, 200534), (20146, 100267)]