20618826

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{1669}}^1$

素因数の和:1774

約数の個数: 32

約数和(自身を含む): 43286400

約数和(自身を除く): 22667574

約数列:

[1, 2, 3, 6, 29, 58, 71, 87, 142, 174, 213, 426, 1669, 2059, 3338, 4118, 5007, 6177, 10014, 12354, 48401, 96802, 118499, 145203, 236998, 290406, 355497, 710994, 3436471, 6872942, 10309413, 20618826]

約数ペア:

[(1, 20618826), (2, 10309413), (3, 6872942), (6, 3436471), (29, 710994), (58, 355497), (71, 290406), (87, 236998), (142, 145203), (174, 118499), (213, 96802), (426, 48401), (1669, 12354), (2059, 10014), (3338, 6177), (4118, 5007)]