18505020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{179}}^1\times {\mathrm{1723}}^1$

素因数の和:1914

約数の個数: 48

約数和(自身を含む): 52133760

約数和(自身を除く): 33628740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 179, 358, 537, 716, 895, 1074, 1723, 1790, 2148, 2685, 3446, 3580, 5169, 5370, 6892, 8615, 10338, 10740, 17230, 20676, 25845, 34460, 51690, 103380, 308417, 616834, 925251, 1233668, 1542085, 1850502, 3084170, 3701004, 4626255, 6168340, 9252510, 18505020]

約数ペア:

[(1, 18505020), (2, 9252510), (3, 6168340), (4, 4626255), (5, 3701004), (6, 3084170), (10, 1850502), (12, 1542085), (15, 1233668), (20, 925251), (30, 616834), (60, 308417), (179, 103380), (358, 51690), (537, 34460), (716, 25845), (895, 20676), (1074, 17230), (1723, 10740), (1790, 10338), (2148, 8615), (2685, 6892), (3446, 5370), (3580, 5169)]