20818029042

素因数分解:

$2^1\times 3^2\times {\mathrm{151}}^1\times {\mathrm{1009}}^1\times {\mathrm{7591}}^1$

素因数の和:8759

約数の個数: 48

約数和(自身を含む): 45455429760

約数和(自身を除く): 24637400718

約数列:

[1, 2, 3, 6, 9, 18, 151, 302, 453, 906, 1009, 1359, 2018, 2718, 3027, 6054, 7591, 9081, 15182, 18162, 22773, 45546, 68319, 136638, 152359, 304718, 457077, 914154, 1146241, 1371231, 2292482, 2742462, 3438723, 6877446, 7659319, 10316169, 15318638, 20632338, 22977957, 45955914, 68933871, 137867742, 1156557169, 2313114338, 3469671507, 6939343014, 10409014521, 20818029042]

約数ペア:

[(1, 20818029042), (2, 10409014521), (3, 6939343014), (6, 3469671507), (9, 2313114338), (18, 1156557169), (151, 137867742), (302, 68933871), (453, 45955914), (906, 22977957), (1009, 20632338), (1359, 15318638), (2018, 10316169), (2718, 7659319), (3027, 6877446), (6054, 3438723), (7591, 2742462), (9081, 2292482), (15182, 1371231), (18162, 1146241), (22773, 914154), (45546, 457077), (68319, 304718), (136638, 152359)]