18747340

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{32323}}^1$

素因数の和:32361

約数の個数: 24

約数和(自身を含む): 40728240

約数和(自身を除く): 21980900

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 32323, 64646, 129292, 161615, 323230, 646460, 937367, 1874734, 3749468, 4686835, 9373670, 18747340]

約数ペア:

[(1, 18747340), (2, 9373670), (4, 4686835), (5, 3749468), (10, 1874734), (20, 937367), (29, 646460), (58, 323230), (116, 161615), (145, 129292), (290, 64646), (580, 32323)]