20862978

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{8893}}^1$

素因数の和:8938

約数の個数: 32

約数和(自身を含む): 46106496

約数和(自身を除く): 25243518

約数列:

[1, 2, 3, 6, 17, 23, 34, 46, 51, 69, 102, 138, 391, 782, 1173, 2346, 8893, 17786, 26679, 53358, 151181, 204539, 302362, 409078, 453543, 613617, 907086, 1227234, 3477163, 6954326, 10431489, 20862978]

約数ペア:

[(1, 20862978), (2, 10431489), (3, 6954326), (6, 3477163), (17, 1227234), (23, 907086), (34, 613617), (46, 453543), (51, 409078), (69, 302362), (102, 204539), (138, 151181), (391, 53358), (782, 26679), (1173, 17786), (2346, 8893)]