19811100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{66037}}^1$

素因数の和:66054

約数の個数: 36

約数和(自身を含む): 57320984

約数和(自身を除く): 37509884

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 66037, 132074, 198111, 264148, 330185, 396222, 660370, 792444, 990555, 1320740, 1650925, 1981110, 3301850, 3962220, 4952775, 6603700, 9905550, 19811100]

約数ペア:

[(1, 19811100), (2, 9905550), (3, 6603700), (4, 4952775), (5, 3962220), (6, 3301850), (10, 1981110), (12, 1650925), (15, 1320740), (20, 990555), (25, 792444), (30, 660370), (50, 396222), (60, 330185), (75, 264148), (100, 198111), (150, 132074), (300, 66037)]