20181811140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{112121173}}^1$

素因数の和:112121188

約数の個数: 36

約数和(自身を含む): 61218161004

約数和(自身を除く): 41036349864

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 112121173, 224242346, 336363519, 448484692, 560605865, 672727038, 1009090557, 1121211730, 1345454076, 1681817595, 2018181114, 2242423460, 3363635190, 4036362228, 5045452785, 6727270380, 10090905570, 20181811140]

約数ペア:

[(1, 20181811140), (2, 10090905570), (3, 6727270380), (4, 5045452785), (5, 4036362228), (6, 3363635190), (9, 2242423460), (10, 2018181114), (12, 1681817595), (15, 1345454076), (18, 1121211730), (20, 1009090557), (30, 672727038), (36, 560605865), (45, 448484692), (60, 336363519), (90, 224242346), (180, 112121173)]