19729214

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{15683}}^1$

素因数の和:15739

約数の個数: 16

約数和(自身を含む): 32183568

約数和(自身を除く): 12454354

約数列:

[1, 2, 17, 34, 37, 74, 629, 1258, 15683, 31366, 266611, 533222, 580271, 1160542, 9864607, 19729214]

約数ペア:

[(1, 19729214), (2, 9864607), (17, 1160542), (34, 580271), (37, 533222), (74, 266611), (629, 31366), (1258, 15683)]