18754988

素因数分解:

$2^2\times 7^1\times {\mathrm{317}}^1\times {\mathrm{2113}}^1$

素因数の和:2441

約数の個数: 24

約数和(自身を含む): 37646112

約数和(自身を除く): 18891124

約数列:

[1, 2, 4, 7, 14, 28, 317, 634, 1268, 2113, 2219, 4226, 4438, 8452, 8876, 14791, 29582, 59164, 669821, 1339642, 2679284, 4688747, 9377494, 18754988]

約数ペア:

[(1, 18754988), (2, 9377494), (4, 4688747), (7, 2679284), (14, 1339642), (28, 669821), (317, 59164), (634, 29582), (1268, 14791), (2113, 8876), (2219, 8452), (4226, 4438)]