19045536489

素因数分解:

$3^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{647}}^1\times {\mathrm{4817}}^1$

素因数の和:5574

約数の個数: 48

約数和(自身を含む): 31820076288

約数和(自身を除く): 12774539799

約数列:

[1, 3, 7, 9, 21, 63, 97, 291, 647, 679, 873, 1941, 2037, 4529, 4817, 5823, 6111, 13587, 14451, 33719, 40761, 43353, 62759, 101157, 188277, 303471, 439313, 467249, 564831, 1317939, 1401747, 3116599, 3270743, 3953817, 4205241, 9349797, 9812229, 21816193, 28049391, 29436687, 65448579, 196345737, 302310103, 906930309, 2116170721, 2720790927, 6348512163, 19045536489]

約数ペア:

[(1, 19045536489), (3, 6348512163), (7, 2720790927), (9, 2116170721), (21, 906930309), (63, 302310103), (97, 196345737), (291, 65448579), (647, 29436687), (679, 28049391), (873, 21816193), (1941, 9812229), (2037, 9349797), (4529, 4205241), (4817, 3953817), (5823, 3270743), (6111, 3116599), (13587, 1401747), (14451, 1317939), (33719, 564831), (40761, 467249), (43353, 439313), (62759, 303471), (101157, 188277)]