20959234

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{1153}}^1$

素因数の和:1365

約数の個数: 16

約数和(自身を含む): 32196600

約数和(自身を除く): 11237366

約数列:

[1, 2, 61, 122, 149, 298, 1153, 2306, 9089, 18178, 70333, 140666, 171797, 343594, 10479617, 20959234]

約数ペア:

[(1, 20959234), (2, 10479617), (61, 343594), (122, 171797), (149, 140666), (298, 70333), (1153, 18178), (2306, 9089)]