18080664

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{383}}^1$

素因数の和:680

約数の個数: 64

約数和(自身を含む): 51978240

約数和(自身を除く): 33897576

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 281, 383, 562, 766, 843, 1124, 1149, 1532, 1686, 1967, 2248, 2298, 2681, 3064, 3372, 3934, 4596, 5362, 5901, 6744, 7868, 8043, 9192, 10724, 11802, 15736, 16086, 21448, 23604, 32172, 47208, 64344, 107623, 215246, 322869, 430492, 645738, 753361, 860984, 1291476, 1506722, 2260083, 2582952, 3013444, 4520166, 6026888, 9040332, 18080664]

約数ペア:

[(1, 18080664), (2, 9040332), (3, 6026888), (4, 4520166), (6, 3013444), (7, 2582952), (8, 2260083), (12, 1506722), (14, 1291476), (21, 860984), (24, 753361), (28, 645738), (42, 430492), (56, 322869), (84, 215246), (168, 107623), (281, 64344), (383, 47208), (562, 32172), (766, 23604), (843, 21448), (1124, 16086), (1149, 15736), (1532, 11802), (1686, 10724), (1967, 9192), (2248, 8043), (2298, 7868), (2681, 6744), (3064, 5901), (3372, 5362), (3934, 4596)]