20819802

素因数分解:

$2^1\times 3^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1\times {\mathrm{571}}^1$

素因数の和:738

約数の個数: 32

約数和(自身を含む): 42831360

約数和(自身を除く): 22011558

約数列:

[1, 2, 3, 6, 59, 103, 118, 177, 206, 309, 354, 571, 618, 1142, 1713, 3426, 6077, 12154, 18231, 33689, 36462, 58813, 67378, 101067, 117626, 176439, 202134, 352878, 3469967, 6939934, 10409901, 20819802]

約数ペア:

[(1, 20819802), (2, 10409901), (3, 6939934), (6, 3469967), (59, 352878), (103, 202134), (118, 176439), (177, 117626), (206, 101067), (309, 67378), (354, 58813), (571, 36462), (618, 33689), (1142, 18231), (1713, 12154), (3426, 6077)]