2019957429

素因数分解:

$3^1\times 7^2\times {\mathrm{617}}^1\times {\mathrm{22271}}^1$

素因数の和:22905

約数の個数: 24

約数和(自身を含む): 3138213888

約数和(自身を除く): 1118256459

約数列:

[1, 3, 7, 21, 49, 147, 617, 1851, 4319, 12957, 22271, 30233, 66813, 90699, 155897, 467691, 1091279, 3273837, 13741207, 41223621, 96188449, 288565347, 673319143, 2019957429]

約数ペア:

[(1, 2019957429), (3, 673319143), (7, 288565347), (21, 96188449), (49, 41223621), (147, 13741207), (617, 3273837), (1851, 1091279), (4319, 467691), (12957, 155897), (22271, 90699), (30233, 66813)]