20129769070

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{105946153}}^1$

素因数の和:105946179

約数の個数: 16

約数和(自身を含む): 38140615440

約数和(自身を除く): 18010846370

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 105946153, 211892306, 529730765, 1059461530, 2012976907, 4025953814, 10064884535, 20129769070]

約数ペア:

[(1, 20129769070), (2, 10064884535), (5, 4025953814), (10, 2012976907), (19, 1059461530), (38, 529730765), (95, 211892306), (190, 105946153)]