18038214

素因数分解:

$2^1\times 3^4\times {\mathrm{111347}}^1$

素因数の和:111361

約数の個数: 20

約数和(自身を含む): 40419324

約数和(自身を除く): 22381110

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 111347, 222694, 334041, 668082, 1002123, 2004246, 3006369, 6012738, 9019107, 18038214]

約数ペア:

[(1, 18038214), (2, 9019107), (3, 6012738), (6, 3006369), (9, 2004246), (18, 1002123), (27, 668082), (54, 334041), (81, 222694), (162, 111347)]