20355441

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{1973}}^1$

素因数の和:2176

約数の個数: 16

約数和(自身を含む): 28741440

約数和(自身を除く): 8385999

約数列:

[1, 3, 19, 57, 181, 543, 1973, 3439, 5919, 10317, 37487, 112461, 357113, 1071339, 6785147, 20355441]

約数ペア:

[(1, 20355441), (3, 6785147), (19, 1071339), (57, 357113), (181, 112461), (543, 37487), (1973, 10317), (3439, 5919)]