20122492012

素因数分解:

$2^2\times 7^1\times {\mathrm{718660429}}^1$

素因数の和:718660440

約数の個数: 12

約数和(自身を含む): 40244984080

約数和(自身を除く): 20122492068

約数列:

[1, 2, 4, 7, 14, 28, 718660429, 1437320858, 2874641716, 5030623003, 10061246006, 20122492012]

約数ペア:

[(1, 20122492012), (2, 10061246006), (4, 5030623003), (7, 2874641716), (14, 1437320858), (28, 718660429)]