18005103

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1483}}^1$

素因数の和:1579

約数の個数: 24

約数和(自身を含む): 27780480

約数和(自身を除く): 9775377

約数列:

[1, 3, 9, 19, 57, 71, 171, 213, 639, 1349, 1483, 4047, 4449, 12141, 13347, 28177, 84531, 105293, 253593, 315879, 947637, 2000567, 6001701, 18005103]

約数ペア:

[(1, 18005103), (3, 6001701), (9, 2000567), (19, 947637), (57, 315879), (71, 253593), (171, 105293), (213, 84531), (639, 28177), (1349, 13347), (1483, 12141), (4047, 4449)]