20702416

素因数分解:

$2^4\times 7^1\times {\mathrm{184843}}^1$

素因数の和:184858

約数の個数: 20

約数和(自身を含む): 45841312

約数和(自身を除く): 25138896

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 184843, 369686, 739372, 1293901, 1478744, 2587802, 2957488, 5175604, 10351208, 20702416]

約数ペア:

[(1, 20702416), (2, 10351208), (4, 5175604), (7, 2957488), (8, 2587802), (14, 1478744), (16, 1293901), (28, 739372), (56, 369686), (112, 184843)]