20365029

素因数分解:

$3^2\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{223}}^1$

素因数の和:441

約数の個数: 24

約数和(自身を含む): 30168320

約数和(自身を除く): 9803291

約数列:

[1, 3, 9, 73, 139, 219, 223, 417, 657, 669, 1251, 2007, 10147, 16279, 30441, 30997, 48837, 91323, 92991, 146511, 278973, 2262781, 6788343, 20365029]

約数ペア:

[(1, 20365029), (3, 6788343), (9, 2262781), (73, 278973), (139, 146511), (219, 92991), (223, 91323), (417, 48837), (657, 30997), (669, 30441), (1251, 16279), (2007, 10147)]