20002864

素因数分解:

$2^4\times 7^1\times {\mathrm{178597}}^1$

素因数の和:178612

約数の個数: 20

約数和(自身を含む): 44292304

約数和(自身を除く): 24289440

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 178597, 357194, 714388, 1250179, 1428776, 2500358, 2857552, 5000716, 10001432, 20002864]

約数ペア:

[(1, 20002864), (2, 10001432), (4, 5000716), (7, 2857552), (8, 2500358), (14, 1428776), (16, 1250179), (28, 714388), (56, 357194), (112, 178597)]