2018984920

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1364179}}^1$

素因数の和:1364227

約数の個数: 32

約数和(自身を含む): 4665495600

約数和(自身を除く): 2646510680

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 1364179, 2728358, 5456716, 6820895, 10913432, 13641790, 27283580, 50474623, 54567160, 100949246, 201898492, 252373115, 403796984, 504746230, 1009492460, 2018984920]

約数ペア:

[(1, 2018984920), (2, 1009492460), (4, 504746230), (5, 403796984), (8, 252373115), (10, 201898492), (20, 100949246), (37, 54567160), (40, 50474623), (74, 27283580), (148, 13641790), (185, 10913432), (296, 6820895), (370, 5456716), (740, 2728358), (1480, 1364179)]