20489336

素因数分解:

$2^3\times 7^1\times {\mathrm{593}}^1\times {\mathrm{617}}^1$

素因数の和:1223

約数の個数: 32

約数和(自身を含む): 44051040

約数和(自身を除く): 23561704

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 593, 617, 1186, 1234, 2372, 2468, 4151, 4319, 4744, 4936, 8302, 8638, 16604, 17276, 33208, 34552, 365881, 731762, 1463524, 2561167, 2927048, 5122334, 10244668, 20489336]

約数ペア:

[(1, 20489336), (2, 10244668), (4, 5122334), (7, 2927048), (8, 2561167), (14, 1463524), (28, 731762), (56, 365881), (593, 34552), (617, 33208), (1186, 17276), (1234, 16604), (2372, 8638), (2468, 8302), (4151, 4936), (4319, 4744)]