18430020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{14627}}^1$

素因数の和:14649

約数の個数: 72

約数和(自身を含む): 63895104

約数和(自身を除く): 45465084

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 14627, 29254, 43881, 58508, 73135, 87762, 102389, 131643, 146270, 175524, 204778, 219405, 263286, 292540, 307167, 409556, 438810, 511945, 526572, 614334, 658215, 877620, 921501, 1023890, 1228668, 1316430, 1535835, 1843002, 2047780, 2632860, 3071670, 3686004, 4607505, 6143340, 9215010, 18430020]

約数ペア:

[(1, 18430020), (2, 9215010), (3, 6143340), (4, 4607505), (5, 3686004), (6, 3071670), (7, 2632860), (9, 2047780), (10, 1843002), (12, 1535835), (14, 1316430), (15, 1228668), (18, 1023890), (20, 921501), (21, 877620), (28, 658215), (30, 614334), (35, 526572), (36, 511945), (42, 438810), (45, 409556), (60, 307167), (63, 292540), (70, 263286), (84, 219405), (90, 204778), (105, 175524), (126, 146270), (140, 131643), (180, 102389), (210, 87762), (252, 73135), (315, 58508), (420, 43881), (630, 29254), (1260, 14627)]