18428456956

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{3894433}}^1$

素因数の和:3894470

約数の個数: 36

約数和(自身を含む): 39910159632

約数和(自身を除く): 21481702676

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 169, 182, 338, 364, 676, 1183, 2366, 4732, 3894433, 7788866, 15577732, 27261031, 50627629, 54522062, 101255258, 109044124, 202510516, 354393403, 658159177, 708786806, 1316318354, 1417573612, 2632636708, 4607114239, 9214228478, 18428456956]

約数ペア:

[(1, 18428456956), (2, 9214228478), (4, 4607114239), (7, 2632636708), (13, 1417573612), (14, 1316318354), (26, 708786806), (28, 658159177), (52, 354393403), (91, 202510516), (169, 109044124), (182, 101255258), (338, 54522062), (364, 50627629), (676, 27261031), (1183, 15577732), (2366, 7788866), (4732, 3894433)]