20609576

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{11657}}^1$

素因数の和:11693

約数の個数: 32

約数和(自身を含む): 44067240

約数和(自身を除く): 23457664

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 442, 884, 1768, 11657, 23314, 46628, 93256, 151541, 198169, 303082, 396338, 606164, 792676, 1212328, 1585352, 2576197, 5152394, 10304788, 20609576]

約数ペア:

[(1, 20609576), (2, 10304788), (4, 5152394), (8, 2576197), (13, 1585352), (17, 1212328), (26, 792676), (34, 606164), (52, 396338), (68, 303082), (104, 198169), (136, 151541), (221, 93256), (442, 46628), (884, 23314), (1768, 11657)]