18242547

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{53}}^1\times {\mathrm{397}}^1$

素因数の和:487

約数の個数: 24

約数和(自身を含む): 26392176

約数和(自身を除く): 8149629

約数列:

[1, 3, 17, 51, 53, 159, 289, 397, 867, 901, 1191, 2703, 6749, 15317, 20247, 21041, 45951, 63123, 114733, 344199, 357697, 1073091, 6080849, 18242547]

約数ペア:

[(1, 18242547), (3, 6080849), (17, 1073091), (51, 357697), (53, 344199), (159, 114733), (289, 63123), (397, 45951), (867, 21041), (901, 20247), (1191, 15317), (2703, 6749)]