20079176

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{277}}^1$

素因数の和:354

約数の個数: 64

約数和(自身を含む): 44135280

約数和(自身を除く): 24056104

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 41, 52, 68, 82, 104, 136, 164, 221, 277, 328, 442, 533, 554, 697, 884, 1066, 1108, 1394, 1768, 2132, 2216, 2788, 3601, 4264, 4709, 5576, 7202, 9061, 9418, 11357, 14404, 18122, 18836, 22714, 28808, 36244, 37672, 45428, 61217, 72488, 90856, 122434, 147641, 193069, 244868, 295282, 386138, 489736, 590564, 772276, 1181128, 1544552, 2509897, 5019794, 10039588, 20079176]

約数ペア:

[(1, 20079176), (2, 10039588), (4, 5019794), (8, 2509897), (13, 1544552), (17, 1181128), (26, 772276), (34, 590564), (41, 489736), (52, 386138), (68, 295282), (82, 244868), (104, 193069), (136, 147641), (164, 122434), (221, 90856), (277, 72488), (328, 61217), (442, 45428), (533, 37672), (554, 36244), (697, 28808), (884, 22714), (1066, 18836), (1108, 18122), (1394, 14404), (1768, 11357), (2132, 9418), (2216, 9061), (2788, 7202), (3601, 5576), (4264, 4709)]