20193711021

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{7907}}^1\times {\mathrm{8599}}^1$

素因数の和:16526

約数の個数: 32

約数和(自身を含む): 32644224000

約数和(自身を除く): 12450512979

約数列:

[1, 3, 9, 11, 27, 33, 99, 297, 7907, 8599, 23721, 25797, 71163, 77391, 86977, 94589, 213489, 232173, 260931, 283767, 782793, 851301, 2348379, 2553903, 67992293, 203976879, 611930637, 747915223, 1835791911, 2243745669, 6731237007, 20193711021]

約数ペア:

[(1, 20193711021), (3, 6731237007), (9, 2243745669), (11, 1835791911), (27, 747915223), (33, 611930637), (99, 203976879), (297, 67992293), (7907, 2553903), (8599, 2348379), (23721, 851301), (25797, 782793), (71163, 283767), (77391, 260931), (86977, 232173), (94589, 213489)]