20112394029

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{284447}}^1$

素因数の和:284514

約数の個数: 48

約数和(自身を含む): 34502404608

約数和(自身を除く): 14390010579

約数列:

[1, 3, 7, 13, 21, 37, 39, 49, 91, 111, 147, 259, 273, 481, 637, 777, 1443, 1813, 1911, 3367, 5439, 10101, 23569, 70707, 284447, 853341, 1991129, 3697811, 5973387, 10524539, 11093433, 13937903, 25884677, 31573617, 41813709, 73671773, 77654031, 136819007, 181192739, 221015319, 410457021, 515702411, 543578217, 957733049, 1547107233, 2873199147, 6704131343, 20112394029]

約数ペア:

[(1, 20112394029), (3, 6704131343), (7, 2873199147), (13, 1547107233), (21, 957733049), (37, 543578217), (39, 515702411), (49, 410457021), (91, 221015319), (111, 181192739), (147, 136819007), (259, 77654031), (273, 73671773), (481, 41813709), (637, 31573617), (777, 25884677), (1443, 13937903), (1813, 11093433), (1911, 10524539), (3367, 5973387), (5439, 3697811), (10101, 1991129), (23569, 853341), (70707, 284447)]