2018931380

素因数分解:

$2^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{322513}}^1$

素因数の和:322835

約数の個数: 24

約数和(自身を含む): 4253314632

約数和(自身を除く): 2234383252

約数列:

[1, 2, 4, 5, 10, 20, 313, 626, 1252, 1565, 3130, 6260, 322513, 645026, 1290052, 1612565, 3225130, 6450260, 100946569, 201893138, 403786276, 504732845, 1009465690, 2018931380]

約数ペア:

[(1, 2018931380), (2, 1009465690), (4, 504732845), (5, 403786276), (10, 201893138), (20, 100946569), (313, 6450260), (626, 3225130), (1252, 1612565), (1565, 1290052), (3130, 645026), (6260, 322513)]