99990644

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{17971}}^1$

素因数の和:18095

約数の個数: 24

約数和(自身を含む): 190215648

約数和(自身を除く): 90225004

約数列:

[1, 2, 4, 13, 26, 52, 107, 214, 428, 1391, 2782, 5564, 17971, 35942, 71884, 233623, 467246, 934492, 1922897, 3845794, 7691588, 24997661, 49995322, 99990644]

約数ペア:

[(1, 99990644), (2, 49995322), (4, 24997661), (13, 7691588), (26, 3845794), (52, 1922897), (107, 934492), (214, 467246), (428, 233623), (1391, 71884), (2782, 35942), (5564, 17971)]