18031620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{241}}^1$

素因数の和:325

約数の個数: 96

約数和(自身を含む): 53665920

約数和(自身を除く): 35634300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 43, 58, 60, 86, 87, 116, 129, 145, 172, 174, 215, 241, 258, 290, 348, 430, 435, 482, 516, 580, 645, 723, 860, 870, 964, 1205, 1247, 1290, 1446, 1740, 2410, 2494, 2580, 2892, 3615, 3741, 4820, 4988, 6235, 6989, 7230, 7482, 10363, 12470, 13978, 14460, 14964, 18705, 20726, 20967, 24940, 27956, 31089, 34945, 37410, 41452, 41934, 51815, 62178, 69890, 74820, 83868, 103630, 104835, 124356, 139780, 155445, 207260, 209670, 300527, 310890, 419340, 601054, 621780, 901581, 1202108, 1502635, 1803162, 3005270, 3606324, 4507905, 6010540, 9015810, 18031620]

約数ペア:

[(1, 18031620), (2, 9015810), (3, 6010540), (4, 4507905), (5, 3606324), (6, 3005270), (10, 1803162), (12, 1502635), (15, 1202108), (20, 901581), (29, 621780), (30, 601054), (43, 419340), (58, 310890), (60, 300527), (86, 209670), (87, 207260), (116, 155445), (129, 139780), (145, 124356), (172, 104835), (174, 103630), (215, 83868), (241, 74820), (258, 69890), (290, 62178), (348, 51815), (430, 41934), (435, 41452), (482, 37410), (516, 34945), (580, 31089), (645, 27956), (723, 24940), (860, 20967), (870, 20726), (964, 18705), (1205, 14964), (1247, 14460), (1290, 13978), (1446, 12470), (1740, 10363), (2410, 7482), (2494, 7230), (2580, 6989), (2892, 6235), (3615, 4988), (3741, 4820)]