20002666215

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{619}}^1\times {\mathrm{1277}}^1$

素因数の和:2152

約数の個数: 64

約数和(自身を含む): 36816215040

約数和(自身を除く): 16813548825

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 241, 619, 723, 1205, 1277, 1687, 1857, 3095, 3615, 3831, 4333, 5061, 6385, 8435, 8939, 9285, 12999, 19155, 21665, 25305, 26817, 44695, 64995, 134085, 149179, 307757, 447537, 745895, 790463, 923271, 1044253, 1538785, 2154299, 2237685, 2371389, 3132759, 3952315, 4616355, 5221265, 5533241, 6462897, 10771495, 11856945, 15663795, 16599723, 27666205, 32314485, 82998615, 190501583, 571504749, 952507915, 1333511081, 2857523745, 4000533243, 6667555405, 20002666215]

約数ペア:

[(1, 20002666215), (3, 6667555405), (5, 4000533243), (7, 2857523745), (15, 1333511081), (21, 952507915), (35, 571504749), (105, 190501583), (241, 82998615), (619, 32314485), (723, 27666205), (1205, 16599723), (1277, 15663795), (1687, 11856945), (1857, 10771495), (3095, 6462897), (3615, 5533241), (3831, 5221265), (4333, 4616355), (5061, 3952315), (6385, 3132759), (8435, 2371389), (8939, 2237685), (9285, 2154299), (12999, 1538785), (19155, 1044253), (21665, 923271), (25305, 790463), (26817, 745895), (44695, 447537), (64995, 307757), (134085, 149179)]