20945366

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{27779}}^1$

素因数の和:27823

約数の個数: 16

約数和(自身を含む): 35002800

約数和(自身を除く): 14057434

約数列:

[1, 2, 13, 26, 29, 58, 377, 754, 27779, 55558, 361127, 722254, 805591, 1611182, 10472683, 20945366]

約数ペア:

[(1, 20945366), (2, 10472683), (13, 1611182), (26, 805591), (29, 722254), (58, 361127), (377, 55558), (754, 27779)]