20739968242

素因数分解:

$2^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{26597}}^1$

素因数の和:26795

約数の個数: 48

約数和(自身を含む): 37022820120

約数和(自身を除く): 16282851878

約数列:

[1, 2, 7, 14, 49, 73, 98, 109, 146, 218, 511, 763, 1022, 1526, 3577, 5341, 7154, 7957, 10682, 15914, 26597, 53194, 55699, 111398, 186179, 372358, 389893, 779786, 1303253, 1941581, 2606506, 2899073, 3883162, 5798146, 13591067, 20293511, 27182134, 40587022, 95137469, 142054577, 190274938, 211632329, 284109154, 423264658, 1481426303, 2962852606, 10369984121, 20739968242]

約数ペア:

[(1, 20739968242), (2, 10369984121), (7, 2962852606), (14, 1481426303), (49, 423264658), (73, 284109154), (98, 211632329), (109, 190274938), (146, 142054577), (218, 95137469), (511, 40587022), (763, 27182134), (1022, 20293511), (1526, 13591067), (3577, 5798146), (5341, 3883162), (7154, 2899073), (7957, 2606506), (10682, 1941581), (15914, 1303253), (26597, 779786), (53194, 389893), (55699, 372358), (111398, 186179)]