20155845143

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{17489}}^1$

素因数の和:17687

約数の個数: 32

約数和(自身を含む): 24500551680

約数和(自身を除く): 4344706537

約数列:

[1, 7, 31, 47, 113, 217, 329, 791, 1457, 3503, 5311, 10199, 17489, 24521, 37177, 122423, 164641, 542159, 821983, 1152487, 1976257, 3795113, 5753881, 13833799, 25481473, 61263967, 92884079, 178370311, 428847769, 650188553, 2879406449, 20155845143]

約数ペア:

[(1, 20155845143), (7, 2879406449), (31, 650188553), (47, 428847769), (113, 178370311), (217, 92884079), (329, 61263967), (791, 25481473), (1457, 13833799), (3503, 5753881), (5311, 3795113), (10199, 1976257), (17489, 1152487), (24521, 821983), (37177, 542159), (122423, 164641)]