20474514

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{457}}^1$

素因数の和:615

約数の個数: 48

約数和(自身を含む): 47155680

約数和(自身を除く): 26681166

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 131, 171, 262, 342, 393, 457, 786, 914, 1179, 1371, 2358, 2489, 2742, 4113, 4978, 7467, 8226, 8683, 14934, 17366, 22401, 26049, 44802, 52098, 59867, 78147, 119734, 156294, 179601, 359202, 538803, 1077606, 1137473, 2274946, 3412419, 6824838, 10237257, 20474514]

約数ペア:

[(1, 20474514), (2, 10237257), (3, 6824838), (6, 3412419), (9, 2274946), (18, 1137473), (19, 1077606), (38, 538803), (57, 359202), (114, 179601), (131, 156294), (171, 119734), (262, 78147), (342, 59867), (393, 52098), (457, 44802), (786, 26049), (914, 22401), (1179, 17366), (1371, 14934), (2358, 8683), (2489, 8226), (2742, 7467), (4113, 4978)]