20154163953

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1\times {\mathrm{9719}}^1$

素因数の和:9978

約数の個数: 64

約数和(自身を含む): 34398535680

約数和(自身を除く): 14244371727

約数列:

[1, 3, 7, 11, 21, 33, 47, 77, 141, 191, 231, 329, 517, 573, 987, 1337, 1551, 2101, 3619, 4011, 6303, 8977, 9719, 10857, 14707, 26931, 29157, 44121, 62839, 68033, 98747, 106909, 188517, 204099, 296241, 320727, 456793, 691229, 748363, 1370379, 1856329, 2073687, 2245089, 3197551, 5024723, 5568987, 9592653, 12994303, 15074169, 20419619, 35173061, 38982909, 61258857, 87247463, 105519183, 142937333, 261742389, 428811999, 610732241, 959722093, 1832196723, 2879166279, 6718054651, 20154163953]

約数ペア:

[(1, 20154163953), (3, 6718054651), (7, 2879166279), (11, 1832196723), (21, 959722093), (33, 610732241), (47, 428811999), (77, 261742389), (141, 142937333), (191, 105519183), (231, 87247463), (329, 61258857), (517, 38982909), (573, 35173061), (987, 20419619), (1337, 15074169), (1551, 12994303), (2101, 9592653), (3619, 5568987), (4011, 5024723), (6303, 3197551), (8977, 2245089), (9719, 2073687), (10857, 1856329), (14707, 1370379), (26931, 748363), (29157, 691229), (44121, 456793), (62839, 320727), (68033, 296241), (98747, 204099), (106909, 188517)]