20573208

素因数分解:

$2^3\times 3^2\times {\mathrm{163}}^1\times {\mathrm{1753}}^1$

素因数の和:1928

約数の個数: 48

約数和(自身を含む): 56092920

約数和(自身を除く): 35519712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 163, 326, 489, 652, 978, 1304, 1467, 1753, 1956, 2934, 3506, 3912, 5259, 5868, 7012, 10518, 11736, 14024, 15777, 21036, 31554, 42072, 63108, 126216, 285739, 571478, 857217, 1142956, 1714434, 2285912, 2571651, 3428868, 5143302, 6857736, 10286604, 20573208]

約数ペア:

[(1, 20573208), (2, 10286604), (3, 6857736), (4, 5143302), (6, 3428868), (8, 2571651), (9, 2285912), (12, 1714434), (18, 1142956), (24, 857217), (36, 571478), (72, 285739), (163, 126216), (326, 63108), (489, 42072), (652, 31554), (978, 21036), (1304, 15777), (1467, 14024), (1753, 11736), (1956, 10518), (2934, 7012), (3506, 5868), (3912, 5259)]