20970654

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1\times {\mathrm{631}}^1$

素因数の和:856

約数の個数: 32

約数和(自身を含む): 43683840

約数和(自身を除く): 22713186

約数列:

[1, 2, 3, 6, 29, 58, 87, 174, 191, 382, 573, 631, 1146, 1262, 1893, 3786, 5539, 11078, 16617, 18299, 33234, 36598, 54897, 109794, 120521, 241042, 361563, 723126, 3495109, 6990218, 10485327, 20970654]

約数ペア:

[(1, 20970654), (2, 10485327), (3, 6990218), (6, 3495109), (29, 723126), (58, 361563), (87, 241042), (174, 120521), (191, 109794), (382, 54897), (573, 36598), (631, 33234), (1146, 18299), (1262, 16617), (1893, 11078), (3786, 5539)]