19314737

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:197

約数の個数: 24

約数和(自身を含む): 22745016

約数和(自身を除く): 3430279

約数列:

[1, 13, 17, 53, 97, 221, 289, 689, 901, 1261, 1649, 3757, 5141, 11713, 15317, 21437, 28033, 66833, 87397, 199121, 364429, 1136161, 1485749, 19314737]

約数ペア:

[(1, 19314737), (13, 1485749), (17, 1136161), (53, 364429), (97, 199121), (221, 87397), (289, 66833), (689, 28033), (901, 21437), (1261, 15317), (1649, 11713), (3757, 5141)]