20010138

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{1747}}^1$

素因数の和:1858

約数の個数: 32

約数和(自身を含む): 42287616

約数和(自身を除く): 22277478

約数列:

[1, 2, 3, 6, 23, 46, 69, 83, 138, 166, 249, 498, 1747, 1909, 3494, 3818, 5241, 5727, 10482, 11454, 40181, 80362, 120543, 145001, 241086, 290002, 435003, 870006, 3335023, 6670046, 10005069, 20010138]

約数ペア:

[(1, 20010138), (2, 10005069), (3, 6670046), (6, 3335023), (23, 870006), (46, 435003), (69, 290002), (83, 241086), (138, 145001), (166, 120543), (249, 80362), (498, 40181), (1747, 11454), (1909, 10482), (3494, 5727), (3818, 5241)]