19316315

素因数分解:

$5^1\times {\mathrm{137}}^1\times {\mathrm{163}}^1\times {\mathrm{173}}^1$

素因数の和:478

約数の個数: 16

約数和(自身を含む): 23627808

約数和(自身を除く): 4311493

約数列:

[1, 5, 137, 163, 173, 685, 815, 865, 22331, 23701, 28199, 111655, 118505, 140995, 3863263, 19316315]

約数ペア:

[(1, 19316315), (5, 3863263), (137, 140995), (163, 118505), (173, 111655), (685, 28199), (815, 23701), (865, 22331)]