19495856

素因数分解:

$2^4\times {\mathrm{43}}^2\times {\mathrm{659}}^1$

素因数の和:753

約数の個数: 30

約数和(自身を含む): 38730780

約数和(自身を除く): 19234924

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 659, 688, 1318, 1849, 2636, 3698, 5272, 7396, 10544, 14792, 28337, 29584, 56674, 113348, 226696, 453392, 1218491, 2436982, 4873964, 9747928, 19495856]

約数ペア:

[(1, 19495856), (2, 9747928), (4, 4873964), (8, 2436982), (16, 1218491), (43, 453392), (86, 226696), (172, 113348), (344, 56674), (659, 29584), (688, 28337), (1318, 14792), (1849, 10544), (2636, 7396), (3698, 5272)]