724378428

素因数分解:

$2^2\times 3^2\times {\mathrm{20121623}}^1$

素因数の和:20121633

約数の個数: 18

約数和(自身を含む): 1831067784

約数和(自身を除く): 1106689356

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 20121623, 40243246, 60364869, 80486492, 120729738, 181094607, 241459476, 362189214, 724378428]

約数ペア:

[(1, 724378428), (2, 362189214), (3, 241459476), (4, 181094607), (6, 120729738), (9, 80486492), (12, 60364869), (18, 40243246), (36, 20121623)]