20935348

素因数分解:

$2^2\times 7^3\times {\mathrm{15259}}^1$

素因数の和:15284

約数の個数: 24

約数和(自身を含む): 42728000

約数和(自身を除く): 21792652

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 15259, 30518, 61036, 106813, 213626, 427252, 747691, 1495382, 2990764, 5233837, 10467674, 20935348]

約数ペア:

[(1, 20935348), (2, 10467674), (4, 5233837), (7, 2990764), (14, 1495382), (28, 747691), (49, 427252), (98, 213626), (196, 106813), (343, 61036), (686, 30518), (1372, 15259)]