18730597770

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{821}}^1\times {\mathrm{253493}}^1$

素因数の和:254327

約数の個数: 48

約数和(自身を含む): 48759063912

約数和(自身を除く): 30028466142

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 821, 1642, 2463, 4105, 4926, 7389, 8210, 12315, 14778, 24630, 36945, 73890, 253493, 506986, 760479, 1267465, 1520958, 2281437, 2534930, 3802395, 4562874, 7604790, 11407185, 22814370, 208117753, 416235506, 624353259, 1040588765, 1248706518, 1873059777, 2081177530, 3121766295, 3746119554, 6243532590, 9365298885, 18730597770]

約数ペア:

[(1, 18730597770), (2, 9365298885), (3, 6243532590), (5, 3746119554), (6, 3121766295), (9, 2081177530), (10, 1873059777), (15, 1248706518), (18, 1040588765), (30, 624353259), (45, 416235506), (90, 208117753), (821, 22814370), (1642, 11407185), (2463, 7604790), (4105, 4562874), (4926, 3802395), (7389, 2534930), (8210, 2281437), (12315, 1520958), (14778, 1267465), (24630, 760479), (36945, 506986), (73890, 253493)]