207781648

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{93427}}^1$

素因数の和:93574

約数の個数: 20

約数和(自身を含む): 405477520

約数和(自身を除く): 197695872

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 93427, 186854, 373708, 747416, 1494832, 12986353, 25972706, 51945412, 103890824, 207781648]

約数ペア:

[(1, 207781648), (2, 103890824), (4, 51945412), (8, 25972706), (16, 12986353), (139, 1494832), (278, 747416), (556, 373708), (1112, 186854), (2224, 93427)]