25839638

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{401}}^1$

素因数の和:544

約数の個数: 32

約数和(自身を含む): 44284320

約数和(自身を除く): 18444682

約数列:

[1, 2, 11, 22, 29, 58, 101, 202, 319, 401, 638, 802, 1111, 2222, 2929, 4411, 5858, 8822, 11629, 23258, 32219, 40501, 64438, 81002, 127919, 255838, 445511, 891022, 1174529, 2349058, 12919819, 25839638]

約数ペア:

[(1, 25839638), (2, 12919819), (11, 2349058), (22, 1174529), (29, 891022), (58, 445511), (101, 255838), (202, 127919), (319, 81002), (401, 64438), (638, 40501), (802, 32219), (1111, 23258), (2222, 11629), (2929, 8822), (4411, 5858)]