20175286828

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{16007}}^1\times {\mathrm{4703}}^1$

素因数の和:20781

約数の個数: 24

約数和(自身を含む): 35843576832

約数和(自身を除く): 15668290004

約数列:

[1, 2, 4, 67, 134, 268, 4703, 9406, 16007, 18812, 32014, 64028, 315101, 630202, 1072469, 1260404, 2144938, 4289876, 75280921, 150561842, 301123684, 5043821707, 10087643414, 20175286828]

約数ペア:

[(1, 20175286828), (2, 10087643414), (4, 5043821707), (67, 301123684), (134, 150561842), (268, 75280921), (4703, 4289876), (9406, 2144938), (16007, 1260404), (18812, 1072469), (32014, 630202), (64028, 315101)]