2018028855

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{9931}}^1$

素因数の和:10012

約数の個数: 64

約数和(自身を含む): 3661332480

約数和(自身を除く): 1643303625

約数列:

[1, 3, 5, 15, 19, 23, 31, 57, 69, 93, 95, 115, 155, 285, 345, 437, 465, 589, 713, 1311, 1767, 2139, 2185, 2945, 3565, 6555, 8835, 9931, 10695, 13547, 29793, 40641, 49655, 67735, 148965, 188689, 203205, 228413, 307861, 566067, 685239, 923583, 943445, 1142065, 1539305, 2830335, 3426195, 4339847, 4617915, 5849359, 7080803, 13019541, 17548077, 21242409, 21699235, 29246795, 35404015, 65097705, 87740385, 106212045, 134535257, 403605771, 672676285, 2018028855]

約数ペア:

[(1, 2018028855), (3, 672676285), (5, 403605771), (15, 134535257), (19, 106212045), (23, 87740385), (31, 65097705), (57, 35404015), (69, 29246795), (93, 21699235), (95, 21242409), (115, 17548077), (155, 13019541), (285, 7080803), (345, 5849359), (437, 4617915), (465, 4339847), (589, 3426195), (713, 2830335), (1311, 1539305), (1767, 1142065), (2139, 943445), (2185, 923583), (2945, 685239), (3565, 566067), (6555, 307861), (8835, 228413), (9931, 203205), (10695, 188689), (13547, 148965), (29793, 67735), (40641, 49655)]