19497780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{36107}}^1$

素因数の和:36125

約数の個数: 48

約数和(自身を含む): 60661440

約数和(自身を除く): 41163660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 36107, 72214, 108321, 144428, 180535, 216642, 324963, 361070, 433284, 541605, 649926, 722140, 974889, 1083210, 1299852, 1624815, 1949778, 2166420, 3249630, 3899556, 4874445, 6499260, 9748890, 19497780]

約数ペア:

[(1, 19497780), (2, 9748890), (3, 6499260), (4, 4874445), (5, 3899556), (6, 3249630), (9, 2166420), (10, 1949778), (12, 1624815), (15, 1299852), (18, 1083210), (20, 974889), (27, 722140), (30, 649926), (36, 541605), (45, 433284), (54, 361070), (60, 324963), (90, 216642), (108, 180535), (135, 144428), (180, 108321), (270, 72214), (540, 36107)]