21880452784

素因数分解:

$2^4\times {\mathrm{193181}}^1\times {\mathrm{7079}}^1$

素因数の和:200268

約数の個数: 20

約数和(自身を含む): 42399585360

約数和(自身を除く): 20519132576

約数列:

[1, 2, 4, 8, 16, 7079, 14158, 28316, 56632, 113264, 193181, 386362, 772724, 1545448, 3090896, 1367528299, 2735056598, 5470113196, 10940226392, 21880452784]

約数ペア:

[(1, 21880452784), (2, 10940226392), (4, 5470113196), (8, 2735056598), (16, 1367528299), (7079, 3090896), (14158, 1545448), (28316, 772724), (56632, 386362), (113264, 193181)]