18123350

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{977}}^1$

素因数の和:1049

約数の個数: 48

約数和(自身を含む): 39292128

約数和(自身を除く): 21168778

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 53, 70, 106, 175, 265, 350, 371, 530, 742, 977, 1325, 1855, 1954, 2650, 3710, 4885, 6839, 9275, 9770, 13678, 18550, 24425, 34195, 48850, 51781, 68390, 103562, 170975, 258905, 341950, 362467, 517810, 724934, 1294525, 1812335, 2589050, 3624670, 9061675, 18123350]

約数ペア:

[(1, 18123350), (2, 9061675), (5, 3624670), (7, 2589050), (10, 1812335), (14, 1294525), (25, 724934), (35, 517810), (50, 362467), (53, 341950), (70, 258905), (106, 170975), (175, 103562), (265, 68390), (350, 51781), (371, 48850), (530, 34195), (742, 24425), (977, 18550), (1325, 13678), (1855, 9770), (1954, 9275), (2650, 6839), (3710, 4885)]