1990436

素因数分解:

$2^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1061}}^1$

素因数の和:1139

約数の個数: 24

約数和(自身を含む): 4044096

約数和(自身を除く): 2053660

約数列:

[1, 2, 4, 7, 14, 28, 67, 134, 268, 469, 938, 1061, 1876, 2122, 4244, 7427, 14854, 29708, 71087, 142174, 284348, 497609, 995218, 1990436]

約数ペア:

[(1, 1990436), (2, 995218), (4, 497609), (7, 284348), (14, 142174), (28, 71087), (67, 29708), (134, 14854), (268, 7427), (469, 4244), (938, 2122), (1061, 1876)]