19557454

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{22901}}^1$

素因数の和:22971

約数の個数: 16

約数和(自身を含む): 34078176

約数和(自身を除く): 14520722

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 22901, 45802, 160307, 320614, 1396961, 2793922, 9778727, 19557454]

約数ペア:

[(1, 19557454), (2, 9778727), (7, 2793922), (14, 1396961), (61, 320614), (122, 160307), (427, 45802), (854, 22901)]