18219819081

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{113}}^1\times {\mathrm{21839}}^1$

素因数の和:22085

約数の個数: 32

約数和(自身を含む): 25813831680

約数和(自身を除く): 7594012599

約数列:

[1, 3, 23, 69, 107, 113, 321, 339, 2461, 2599, 7383, 7797, 12091, 21839, 36273, 65517, 278093, 502297, 834279, 1506891, 2336773, 2467807, 7010319, 7403421, 53745779, 56759561, 161237337, 170278683, 264055349, 792166047, 6073273027, 18219819081]

約数ペア:

[(1, 18219819081), (3, 6073273027), (23, 792166047), (69, 264055349), (107, 170278683), (113, 161237337), (321, 56759561), (339, 53745779), (2461, 7403421), (2599, 7010319), (7383, 2467807), (7797, 2336773), (12091, 1506891), (21839, 834279), (36273, 502297), (65517, 278093)]