19377740

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{14461}}^1$

素因数の和:14537

約数の個数: 24

約数和(自身を含む): 41303472

約数和(自身を除く): 21925732

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 14461, 28922, 57844, 72305, 144610, 289220, 968887, 1937774, 3875548, 4844435, 9688870, 19377740]

約数ペア:

[(1, 19377740), (2, 9688870), (4, 4844435), (5, 3875548), (10, 1937774), (20, 968887), (67, 289220), (134, 144610), (268, 72305), (335, 57844), (670, 28922), (1340, 14461)]