18193956

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{337}}^1\times {\mathrm{409}}^1$

素因数の和:764

約数の個数: 48

約数和(自身を含む): 46562880

約数和(自身を除く): 28368924

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 337, 409, 674, 818, 1011, 1227, 1348, 1636, 2022, 2454, 3707, 4044, 4499, 4908, 7414, 8998, 11121, 13497, 14828, 17996, 22242, 26994, 44484, 53988, 137833, 275666, 413499, 551332, 826998, 1516163, 1653996, 3032326, 4548489, 6064652, 9096978, 18193956]

約数ペア:

[(1, 18193956), (2, 9096978), (3, 6064652), (4, 4548489), (6, 3032326), (11, 1653996), (12, 1516163), (22, 826998), (33, 551332), (44, 413499), (66, 275666), (132, 137833), (337, 53988), (409, 44484), (674, 26994), (818, 22242), (1011, 17996), (1227, 14828), (1348, 13497), (1636, 11121), (2022, 8998), (2454, 7414), (3707, 4908), (4044, 4499)]