18798180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{173}}^1\times {\mathrm{1811}}^1$

素因数の和:1996

約数の個数: 48

約数和(自身を含む): 52968384

約数和(自身を除く): 34170204

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 173, 346, 519, 692, 865, 1038, 1730, 1811, 2076, 2595, 3460, 3622, 5190, 5433, 7244, 9055, 10380, 10866, 18110, 21732, 27165, 36220, 54330, 108660, 313303, 626606, 939909, 1253212, 1566515, 1879818, 3133030, 3759636, 4699545, 6266060, 9399090, 18798180]

約数ペア:

[(1, 18798180), (2, 9399090), (3, 6266060), (4, 4699545), (5, 3759636), (6, 3133030), (10, 1879818), (12, 1566515), (15, 1253212), (20, 939909), (30, 626606), (60, 313303), (173, 108660), (346, 54330), (519, 36220), (692, 27165), (865, 21732), (1038, 18110), (1730, 10866), (1811, 10380), (2076, 9055), (2595, 7244), (3460, 5433), (3622, 5190)]