20216230

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{1091}}^1$

素因数の和:1224

約数の個数: 32

約数和(自身を含む): 38918880

約数和(自身を除く): 18702650

約数列:

[1, 2, 5, 10, 17, 34, 85, 109, 170, 218, 545, 1090, 1091, 1853, 2182, 3706, 5455, 9265, 10910, 18530, 18547, 37094, 92735, 118919, 185470, 237838, 594595, 1189190, 2021623, 4043246, 10108115, 20216230]

約数ペア:

[(1, 20216230), (2, 10108115), (5, 4043246), (10, 2021623), (17, 1189190), (34, 594595), (85, 237838), (109, 185470), (170, 118919), (218, 92735), (545, 37094), (1090, 18547), (1091, 18530), (1853, 10910), (2182, 9265), (3706, 5455)]