19676220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{353}}^1\times {\mathrm{929}}^1$

素因数の和:1294

約数の個数: 48

約数和(自身を含む): 55308960

約数和(自身を除く): 35632740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 353, 706, 929, 1059, 1412, 1765, 1858, 2118, 2787, 3530, 3716, 4236, 4645, 5295, 5574, 7060, 9290, 10590, 11148, 13935, 18580, 21180, 27870, 55740, 327937, 655874, 983811, 1311748, 1639685, 1967622, 3279370, 3935244, 4919055, 6558740, 9838110, 19676220]

約数ペア:

[(1, 19676220), (2, 9838110), (3, 6558740), (4, 4919055), (5, 3935244), (6, 3279370), (10, 1967622), (12, 1639685), (15, 1311748), (20, 983811), (30, 655874), (60, 327937), (353, 55740), (706, 27870), (929, 21180), (1059, 18580), (1412, 13935), (1765, 11148), (1858, 10590), (2118, 9290), (2787, 7060), (3530, 5574), (3716, 5295), (4236, 4645)]