18249993

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{1181}}^1$

素因数の和:1305

約数の個数: 24

約数和(自身を含む): 28211976

約数和(自身を除く): 9961983

約数列:

[1, 3, 9, 17, 51, 101, 153, 303, 909, 1181, 1717, 3543, 5151, 10629, 15453, 20077, 60231, 119281, 180693, 357843, 1073529, 2027777, 6083331, 18249993]

約数ペア:

[(1, 18249993), (3, 6083331), (9, 2027777), (17, 1073529), (51, 357843), (101, 180693), (153, 119281), (303, 60231), (909, 20077), (1181, 15453), (1717, 10629), (3543, 5151)]