18442323

素因数分解:

$3^4\times {\mathrm{223}}^1\times {\mathrm{1021}}^1$

素因数の和:1256

約数の個数: 20

約数和(自身を含む): 27700288

約数和(自身を除く): 9257965

約数列:

[1, 3, 9, 27, 81, 223, 669, 1021, 2007, 3063, 6021, 9189, 18063, 27567, 82701, 227683, 683049, 2049147, 6147441, 18442323]

約数ペア:

[(1, 18442323), (3, 6147441), (9, 2049147), (27, 683049), (81, 227683), (223, 82701), (669, 27567), (1021, 18063), (2007, 9189), (3063, 6021)]