18429955

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{4091}}^1$

素因数の和:4166

約数の個数: 16

約数和(自身を含む): 23864544

約数和(自身を除く): 5434589

約数列:

[1, 5, 17, 53, 85, 265, 901, 4091, 4505, 20455, 69547, 216823, 347735, 1084115, 3685991, 18429955]

約数ペア:

[(1, 18429955), (5, 3685991), (17, 1084115), (53, 347735), (85, 216823), (265, 69547), (901, 20455), (4091, 4505)]