1638115996

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{2027}}^1\times {\mathrm{18367}}^1$

素因数の和:20409

約数の個数: 24

約数和(自身を含む): 3129025536

約数和(自身を除く): 1490909540

約数列:

[1, 2, 4, 11, 22, 44, 2027, 4054, 8108, 18367, 22297, 36734, 44594, 73468, 89188, 202037, 404074, 808148, 37229909, 74459818, 148919636, 409528999, 819057998, 1638115996]

約数ペア:

[(1, 1638115996), (2, 819057998), (4, 409528999), (11, 148919636), (22, 74459818), (44, 37229909), (2027, 808148), (4054, 404074), (8108, 202037), (18367, 89188), (22297, 73468), (36734, 44594)]