18238020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{7069}}^1$

素因数の和:7124

約数の個数: 48

約数和(自身を含む): 52261440

約数和(自身を除く): 34023420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 7069, 14138, 21207, 28276, 35345, 42414, 70690, 84828, 106035, 141380, 212070, 303967, 424140, 607934, 911901, 1215868, 1519835, 1823802, 3039670, 3647604, 4559505, 6079340, 9119010, 18238020]

約数ペア:

[(1, 18238020), (2, 9119010), (3, 6079340), (4, 4559505), (5, 3647604), (6, 3039670), (10, 1823802), (12, 1519835), (15, 1215868), (20, 911901), (30, 607934), (43, 424140), (60, 303967), (86, 212070), (129, 141380), (172, 106035), (215, 84828), (258, 70690), (430, 42414), (516, 35345), (645, 28276), (860, 21207), (1290, 14138), (2580, 7069)]