20030073

素因数分解:

$3^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{1531}}^1$

素因数の和:1637

約数の個数: 24

約数和(自身を含む): 31436640

約数和(自身を除く): 11406567

約数列:

[1, 3, 7, 21, 49, 89, 147, 267, 623, 1531, 1869, 4361, 4593, 10717, 13083, 32151, 75019, 136259, 225057, 408777, 953813, 2861439, 6676691, 20030073]

約数ペア:

[(1, 20030073), (3, 6676691), (7, 2861439), (21, 953813), (49, 408777), (89, 225057), (147, 136259), (267, 75019), (623, 32151), (1531, 13083), (1869, 10717), (4361, 4593)]