39926978

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{509}}^1$

素因数の和:962

約数の個数: 32

約数和(自身を含む): 74027520

約数和(自身を除く): 34100542

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 431, 509, 862, 1018, 3017, 3563, 5603, 6034, 6617, 7126, 11206, 13234, 39221, 46319, 78442, 92638, 219379, 438758, 1535653, 2851927, 3071306, 5703854, 19963489, 39926978]

約数ペア:

[(1, 39926978), (2, 19963489), (7, 5703854), (13, 3071306), (14, 2851927), (26, 1535653), (91, 438758), (182, 219379), (431, 92638), (509, 78442), (862, 46319), (1018, 39221), (3017, 13234), (3563, 11206), (5603, 7126), (6034, 6617)]