26920012

素因数分解:

$2^2\times 7^4\times {\mathrm{2803}}^1$

素因数の和:2835

約数の個数: 30

約数和(自身を含む): 54978028

約数和(自身を除く): 28058016

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 2401, 2803, 4802, 5606, 9604, 11212, 19621, 39242, 78484, 137347, 274694, 549388, 961429, 1922858, 3845716, 6730003, 13460006, 26920012]

約数ペア:

[(1, 26920012), (2, 13460006), (4, 6730003), (7, 3845716), (14, 1922858), (28, 961429), (49, 549388), (98, 274694), (196, 137347), (343, 78484), (686, 39242), (1372, 19621), (2401, 11212), (2803, 9604), (4802, 5606)]