20512353

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{59}}^1\times {\mathrm{401}}^1$

素因数の和:497

約数の個数: 24

約数和(自身を含む): 29619360

約数和(自身を除く): 9107007

約数列:

[1, 3, 17, 51, 59, 177, 289, 401, 867, 1003, 1203, 3009, 6817, 17051, 20451, 23659, 51153, 70977, 115889, 347667, 402203, 1206609, 6837451, 20512353]

約数ペア:

[(1, 20512353), (3, 6837451), (17, 1206609), (51, 402203), (59, 347667), (177, 115889), (289, 70977), (401, 51153), (867, 23659), (1003, 20451), (1203, 17051), (3009, 6817)]