20123143354

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{727}}^1\times {\mathrm{4409}}^1$

素因数の和:5254

約数の個数: 32

約数和(自身を含む): 31359968640

約数和(自身を除く): 11236825286

約数列:

[1, 2, 43, 73, 86, 146, 727, 1454, 3139, 4409, 6278, 8818, 31261, 53071, 62522, 106142, 189587, 321857, 379174, 643714, 2282053, 3205343, 4564106, 6410686, 13839851, 27679702, 137829749, 233990039, 275659498, 467980078, 10061571677, 20123143354]

約数ペア:

[(1, 20123143354), (2, 10061571677), (43, 467980078), (73, 275659498), (86, 233990039), (146, 137829749), (727, 27679702), (1454, 13839851), (3139, 6410686), (4409, 4564106), (6278, 3205343), (8818, 2282053), (31261, 643714), (53071, 379174), (62522, 321857), (106142, 189587)]