20535018

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{69847}}^1$

素因数の和:69866

約数の個数: 24

約数和(自身を含む): 47776032

約数和(自身を除く): 27241014

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 69847, 139694, 209541, 419082, 488929, 977858, 1466787, 2933574, 3422503, 6845006, 10267509, 20535018]

約数ペア:

[(1, 20535018), (2, 10267509), (3, 6845006), (6, 3422503), (7, 2933574), (14, 1466787), (21, 977858), (42, 488929), (49, 419082), (98, 209541), (147, 139694), (294, 69847)]