19085620

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{14243}}^1$

素因数の和:14319

約数の個数: 24

約数和(自身を含む): 40680864

約数和(自身を除く): 21595244

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 14243, 28486, 56972, 71215, 142430, 284860, 954281, 1908562, 3817124, 4771405, 9542810, 19085620]

約数ペア:

[(1, 19085620), (2, 9542810), (4, 4771405), (5, 3817124), (10, 1908562), (20, 954281), (67, 284860), (134, 142430), (268, 71215), (335, 56972), (670, 28486), (1340, 14243)]