19324370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{281}}^1$

素因数の和:347

約数の個数: 48

約数和(自身を含む): 39298392

約数和(自身を除く): 19974022

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 281, 299, 529, 562, 598, 1058, 1405, 1495, 2645, 2810, 2990, 3653, 5290, 6463, 6877, 7306, 12926, 13754, 18265, 32315, 34385, 36530, 64630, 68770, 84019, 148649, 168038, 297298, 420095, 743245, 840190, 1486490, 1932437, 3864874, 9662185, 19324370]

約数ペア:

[(1, 19324370), (2, 9662185), (5, 3864874), (10, 1932437), (13, 1486490), (23, 840190), (26, 743245), (46, 420095), (65, 297298), (115, 168038), (130, 148649), (230, 84019), (281, 68770), (299, 64630), (529, 36530), (562, 34385), (598, 32315), (1058, 18265), (1405, 13754), (1495, 12926), (2645, 7306), (2810, 6877), (2990, 6463), (3653, 5290)]