2020137854

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{81569}}^1$

素因数の和:81668

約数の個数: 32

約数和(自身を含む): 3641284800

約数和(自身を除く): 1621146946

約数列:

[1, 2, 7, 14, 29, 58, 61, 122, 203, 406, 427, 854, 1769, 3538, 12383, 24766, 81569, 163138, 570983, 1141966, 2365501, 4731002, 4975709, 9951418, 16558507, 33117014, 34829963, 69659926, 144295561, 288591122, 1010068927, 2020137854]

約数ペア:

[(1, 2020137854), (2, 1010068927), (7, 288591122), (14, 144295561), (29, 69659926), (58, 34829963), (61, 33117014), (122, 16558507), (203, 9951418), (406, 4975709), (427, 4731002), (854, 2365501), (1769, 1141966), (3538, 570983), (12383, 163138), (24766, 81569)]