18228891

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{1019}}^1$

素因数の和:1178

約数の個数: 16

約数和(自身を含む): 24969600

約数和(自身を除く): 6740709

約数列:

[1, 3, 67, 89, 201, 267, 1019, 3057, 5963, 17889, 68273, 90691, 204819, 272073, 6076297, 18228891]

約数ペア:

[(1, 18228891), (3, 6076297), (67, 272073), (89, 204819), (201, 90691), (267, 68273), (1019, 17889), (3057, 5963)]