20388776

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{68881}}^1$

素因数の和:68924

約数の個数: 16

約数和(自身を含む): 39262740

約数和(自身を除く): 18873964

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 68881, 137762, 275524, 551048, 2548597, 5097194, 10194388, 20388776]

約数ペア:

[(1, 20388776), (2, 10194388), (4, 5097194), (8, 2548597), (37, 551048), (74, 275524), (148, 137762), (296, 68881)]