19100858

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{31729}}^1$

素因数の和:31781

約数の個数: 16

約数和(自身を含む): 33506880

約数和(自身を除く): 14406022

約数列:

[1, 2, 7, 14, 43, 86, 301, 602, 31729, 63458, 222103, 444206, 1364347, 2728694, 9550429, 19100858]

約数ペア:

[(1, 19100858), (2, 9550429), (7, 2728694), (14, 1364347), (43, 444206), (86, 222103), (301, 63458), (602, 31729)]