19490716

素因数分解:

$2^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{5081}}^1$

素因数の和:5229

約数の個数: 24

約数和(自身を含む): 39273696

約数和(自身を除く): 19782980

約数列:

[1, 2, 4, 7, 14, 28, 137, 274, 548, 959, 1918, 3836, 5081, 10162, 20324, 35567, 71134, 142268, 696097, 1392194, 2784388, 4872679, 9745358, 19490716]

約数ペア:

[(1, 19490716), (2, 9745358), (4, 4872679), (7, 2784388), (14, 1392194), (28, 696097), (137, 142268), (274, 71134), (548, 35567), (959, 20324), (1918, 10162), (3836, 5081)]