20957498234

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{653}}^1\times {\mathrm{147221}}^1$

素因数の和:147985

約数の個数: 16

約数和(自身を含む): 31773452040

約数和(自身を除く): 10815953806

約数列:

[1, 2, 109, 218, 653, 1306, 71177, 142354, 147221, 294442, 16047089, 32094178, 96135313, 192270626, 10478749117, 20957498234]

約数ペア:

[(1, 20957498234), (2, 10478749117), (109, 192270626), (218, 96135313), (653, 32094178), (1306, 16047089), (71177, 294442), (142354, 147221)]