19699380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{109441}}^1$

素因数の和:109456

約数の個数: 36

約数和(自身を含む): 59755332

約数和(自身を除く): 40055952

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 109441, 218882, 328323, 437764, 547205, 656646, 984969, 1094410, 1313292, 1641615, 1969938, 2188820, 3283230, 3939876, 4924845, 6566460, 9849690, 19699380]

約数ペア:

[(1, 19699380), (2, 9849690), (3, 6566460), (4, 4924845), (5, 3939876), (6, 3283230), (9, 2188820), (10, 1969938), (12, 1641615), (15, 1313292), (18, 1094410), (20, 984969), (30, 656646), (36, 547205), (45, 437764), (60, 328323), (90, 218882), (180, 109441)]