20197546149

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{149}}^1\times {\mathrm{421}}^1\times {\mathrm{887}}^1$

素因数の和:1482

約数の個数: 48

約数和(自身を含む): 29903932800

約数和(自身を除く): 9706386651

約数列:

[1, 3, 11, 33, 121, 149, 363, 421, 447, 887, 1263, 1639, 2661, 4631, 4917, 9757, 13893, 18029, 29271, 50941, 54087, 62729, 107327, 132163, 152823, 188187, 321981, 373427, 396489, 690019, 1120281, 1453793, 2070057, 4107697, 4361379, 7590209, 12323091, 15991723, 22770627, 45184667, 47975169, 55640623, 135554001, 166921869, 612046853, 1836140559, 6732515383, 20197546149]

約数ペア:

[(1, 20197546149), (3, 6732515383), (11, 1836140559), (33, 612046853), (121, 166921869), (149, 135554001), (363, 55640623), (421, 47975169), (447, 45184667), (887, 22770627), (1263, 15991723), (1639, 12323091), (2661, 7590209), (4631, 4361379), (4917, 4107697), (9757, 2070057), (13893, 1453793), (18029, 1120281), (29271, 690019), (50941, 396489), (54087, 373427), (62729, 321981), (107327, 188187), (132163, 152823)]