18724404

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{21977}}^1$

素因数の和:22055

約数の個数: 24

約数和(自身を含む): 44307648

約数和(自身を除く): 25583244

約数列:

[1, 2, 3, 4, 6, 12, 71, 142, 213, 284, 426, 852, 21977, 43954, 65931, 87908, 131862, 263724, 1560367, 3120734, 4681101, 6241468, 9362202, 18724404]

約数ペア:

[(1, 18724404), (2, 9362202), (3, 6241468), (4, 4681101), (6, 3120734), (12, 1560367), (71, 263724), (142, 131862), (213, 87908), (284, 65931), (426, 43954), (852, 21977)]