20215446853

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{3534787}}^1$

素因数の和:3534856

約数の個数: 16

約数和(自身を含む): 24884907520

約数和(自身を除く): 4669460667

約数列:

[1, 7, 19, 43, 133, 301, 817, 5719, 3534787, 24743509, 67160953, 151995841, 470126671, 1063970887, 2887920979, 20215446853]

約数ペア:

[(1, 20215446853), (7, 2887920979), (19, 1063970887), (43, 470126671), (133, 151995841), (301, 67160953), (817, 24743509), (5719, 3534787)]