2018719664

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{9705383}}^1$

素因数の和:9705404

約数の個数: 20

約数和(自身を含む): 4212136656

約数和(自身を除く): 2193416992

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 9705383, 19410766, 38821532, 77643064, 126169979, 155286128, 252339958, 504679916, 1009359832, 2018719664]

約数ペア:

[(1, 2018719664), (2, 1009359832), (4, 504679916), (8, 252339958), (13, 155286128), (16, 126169979), (26, 77643064), (52, 38821532), (104, 19410766), (208, 9705383)]