20633165

素因数分解:

$5^1\times 7^3\times {\mathrm{53}}^1\times {\mathrm{227}}^1$

素因数の和:306

約数の個数: 32

約数和(自身を含む): 29548800

約数和(自身を除く): 8915635

約数列:

[1, 5, 7, 35, 49, 53, 227, 245, 265, 343, 371, 1135, 1589, 1715, 1855, 2597, 7945, 11123, 12031, 12985, 18179, 55615, 60155, 77861, 84217, 90895, 389305, 421085, 589519, 2947595, 4126633, 20633165]

約数ペア:

[(1, 20633165), (5, 4126633), (7, 2947595), (35, 589519), (49, 421085), (53, 389305), (227, 90895), (245, 84217), (265, 77861), (343, 60155), (371, 55615), (1135, 18179), (1589, 12985), (1715, 12031), (1855, 11123), (2597, 7945)]