18547218

素因数分解:

$2^1\times 3^6\times {\mathrm{12721}}^1$

素因数の和:12741

約数の個数: 28

約数和(自身を含む): 41715438

約数和(自身を除く): 23168220

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 729, 1458, 12721, 25442, 38163, 76326, 114489, 228978, 343467, 686934, 1030401, 2060802, 3091203, 6182406, 9273609, 18547218]

約数ペア:

[(1, 18547218), (2, 9273609), (3, 6182406), (6, 3091203), (9, 2060802), (18, 1030401), (27, 686934), (54, 343467), (81, 228978), (162, 114489), (243, 76326), (486, 38163), (729, 25442), (1458, 12721)]