19492068771

素因数分解:

$3^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{15511}}^1$

素因数の和:15697

約数の個数: 64

約数和(自身を含む): 33853388800

約数和(自身を除く): 14361320029

約数列:

[1, 3, 7, 9, 21, 27, 61, 63, 109, 183, 189, 327, 427, 549, 763, 981, 1281, 1647, 2289, 2943, 3843, 6649, 6867, 11529, 15511, 19947, 20601, 46533, 46543, 59841, 108577, 139599, 139629, 179523, 325731, 418797, 418887, 946171, 977193, 1256661, 1690699, 2838513, 2931579, 5072097, 6623197, 8515539, 11834893, 15216291, 19869591, 25546617, 35504679, 45648873, 59608773, 103132639, 106514037, 178826319, 309397917, 319542111, 721928473, 928193751, 2165785419, 2784581253, 6497356257, 19492068771]

約数ペア:

[(1, 19492068771), (3, 6497356257), (7, 2784581253), (9, 2165785419), (21, 928193751), (27, 721928473), (61, 319542111), (63, 309397917), (109, 178826319), (183, 106514037), (189, 103132639), (327, 59608773), (427, 45648873), (549, 35504679), (763, 25546617), (981, 19869591), (1281, 15216291), (1647, 11834893), (2289, 8515539), (2943, 6623197), (3843, 5072097), (6649, 2931579), (6867, 2838513), (11529, 1690699), (15511, 1256661), (19947, 977193), (20601, 946171), (46533, 418887), (46543, 418797), (59841, 325731), (108577, 179523), (139599, 139629)]