20158816418

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{1471}}^1\times {\mathrm{2731}}^1$

素因数の和:4410

約数の個数: 32

約数和(自身を含む): 32767214592

約数和(自身を除く): 12608398174

約数列:

[1, 2, 13, 26, 193, 386, 1471, 2509, 2731, 2942, 5018, 5462, 19123, 35503, 38246, 71006, 283903, 527083, 567806, 1054166, 3690739, 4017301, 6852079, 7381478, 8034602, 13704158, 52224913, 104449826, 775339093, 1550678186, 10079408209, 20158816418]

約数ペア:

[(1, 20158816418), (2, 10079408209), (13, 1550678186), (26, 775339093), (193, 104449826), (386, 52224913), (1471, 13704158), (2509, 8034602), (2731, 7381478), (2942, 6852079), (5018, 4017301), (5462, 3690739), (19123, 1054166), (35503, 567806), (38246, 527083), (71006, 283903)]