20388334

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{2239}}^1$

素因数の和:2427

約数の個数: 16

約数和(自身を含む): 31852800

約数和(自身を除く): 11464466

約数列:

[1, 2, 29, 58, 157, 314, 2239, 4478, 4553, 9106, 64931, 129862, 351523, 703046, 10194167, 20388334]

約数ペア:

[(1, 20388334), (2, 10194167), (29, 703046), (58, 351523), (157, 129862), (314, 64931), (2239, 9106), (4478, 4553)]