18386820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{102149}}^1$

素因数の和:102164

約数の個数: 36

約数和(自身を含む): 55773900

約数和(自身を除く): 37387080

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 102149, 204298, 306447, 408596, 510745, 612894, 919341, 1021490, 1225788, 1532235, 1838682, 2042980, 3064470, 3677364, 4596705, 6128940, 9193410, 18386820]

約数ペア:

[(1, 18386820), (2, 9193410), (3, 6128940), (4, 4596705), (5, 3677364), (6, 3064470), (9, 2042980), (10, 1838682), (12, 1532235), (15, 1225788), (18, 1021490), (20, 919341), (30, 612894), (36, 510745), (45, 408596), (60, 306447), (90, 204298), (180, 102149)]