18204907460

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{2399}}^1\times {\mathrm{7159}}^1$

素因数の和:9620

約数の個数: 48

約数和(自身を含む): 38973312000

約数和(自身を除く): 20768404540

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 2399, 4798, 7159, 9596, 11995, 14318, 23990, 28636, 35795, 47980, 71590, 127147, 143180, 254294, 379427, 508588, 635735, 758854, 1271470, 1517708, 1897135, 2542940, 3794270, 7588540, 17174441, 34348882, 68697764, 85872205, 171744410, 343488820, 910245373, 1820490746, 3640981492, 4551226865, 9102453730, 18204907460]

約数ペア:

[(1, 18204907460), (2, 9102453730), (4, 4551226865), (5, 3640981492), (10, 1820490746), (20, 910245373), (53, 343488820), (106, 171744410), (212, 85872205), (265, 68697764), (530, 34348882), (1060, 17174441), (2399, 7588540), (4798, 3794270), (7159, 2542940), (9596, 1897135), (11995, 1517708), (14318, 1271470), (23990, 758854), (28636, 635735), (35795, 508588), (47980, 379427), (71590, 254294), (127147, 143180)]