20019142

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{69997}}^1$

素因数の和:70023

約数の個数: 16

約数和(自身を含む): 35278992

約数和(自身を除く): 15259850

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 69997, 139994, 769967, 909961, 1539934, 1819922, 10009571, 20019142]

約数ペア:

[(1, 20019142), (2, 10009571), (11, 1819922), (13, 1539934), (22, 909961), (26, 769967), (143, 139994), (286, 69997)]