18220836

素因数分解:

$2^2\times 3^1\times {\mathrm{227}}^1\times {\mathrm{6689}}^1$

素因数の和:6923

約数の個数: 24

約数和(自身を含む): 42708960

約数和(自身を除く): 24488124

約数列:

[1, 2, 3, 4, 6, 12, 227, 454, 681, 908, 1362, 2724, 6689, 13378, 20067, 26756, 40134, 80268, 1518403, 3036806, 4555209, 6073612, 9110418, 18220836]

約数ペア:

[(1, 18220836), (2, 9110418), (3, 6073612), (4, 4555209), (6, 3036806), (12, 1518403), (227, 80268), (454, 40134), (681, 26756), (908, 20067), (1362, 13378), (2724, 6689)]