18737236

素因数分解:

$2^2\times 7^1\times {\mathrm{317}}^1\times {\mathrm{2111}}^1$

素因数の和:2439

約数の個数: 24

約数和(自身を含む): 37610496

約数和(自身を除く): 18873260

約数列:

[1, 2, 4, 7, 14, 28, 317, 634, 1268, 2111, 2219, 4222, 4438, 8444, 8876, 14777, 29554, 59108, 669187, 1338374, 2676748, 4684309, 9368618, 18737236]

約数ペア:

[(1, 18737236), (2, 9368618), (4, 4684309), (7, 2676748), (14, 1338374), (28, 669187), (317, 59108), (634, 29554), (1268, 14777), (2111, 8876), (2219, 8444), (4222, 4438)]