18770193

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{9437}}^1$

素因数の和:9473

約数の個数: 24

約数和(自身を含む): 30918888

約数和(自身を除く): 12148695

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 9437, 28311, 84933, 122681, 160429, 368043, 481287, 1104129, 1443861, 2085577, 6256731, 18770193]

約数ペア:

[(1, 18770193), (3, 6256731), (9, 2085577), (13, 1443861), (17, 1104129), (39, 481287), (51, 368043), (117, 160429), (153, 122681), (221, 84933), (663, 28311), (1989, 9437)]