20394798

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{2531}}^1$

素因数の和:2632

約数の個数: 32

約数和(自身を含む): 43752960

約数和(自身を除く): 23358162

約数列:

[1, 2, 3, 6, 17, 34, 51, 79, 102, 158, 237, 474, 1343, 2531, 2686, 4029, 5062, 7593, 8058, 15186, 43027, 86054, 129081, 199949, 258162, 399898, 599847, 1199694, 3399133, 6798266, 10197399, 20394798]

約数ペア:

[(1, 20394798), (2, 10197399), (3, 6798266), (6, 3399133), (17, 1199694), (34, 599847), (51, 399898), (79, 258162), (102, 199949), (158, 129081), (237, 86054), (474, 43027), (1343, 15186), (2531, 8058), (2686, 7593), (4029, 5062)]