20138521564

素因数分解:

$2^2\times 7^2\times {\mathrm{2633}}^1\times {\mathrm{39023}}^1$

素因数の和:41674

約数の個数: 36

約数和(自身を含む): 41012897184

約数和(自身を除く): 20874375620

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 2633, 5266, 10532, 18431, 36862, 39023, 73724, 78046, 129017, 156092, 258034, 273161, 516068, 546322, 1092644, 1912127, 3824254, 7648508, 102747559, 205495118, 410990236, 719232913, 1438465826, 2876931652, 5034630391, 10069260782, 20138521564]

約数ペア:

[(1, 20138521564), (2, 10069260782), (4, 5034630391), (7, 2876931652), (14, 1438465826), (28, 719232913), (49, 410990236), (98, 205495118), (196, 102747559), (2633, 7648508), (5266, 3824254), (10532, 1912127), (18431, 1092644), (36862, 546322), (39023, 516068), (73724, 273161), (78046, 258034), (129017, 156092)]