20101865399

素因数分解:

$7^2\times {\mathrm{11}}^3\times {\mathrm{193}}^1\times {\mathrm{1597}}^1$

素因数の和:1837

約数の個数: 48

約数和(自身を含む): 25869881376

約数和(自身を除く): 5768015977

約数列:

[1, 7, 11, 49, 77, 121, 193, 539, 847, 1331, 1351, 1597, 2123, 5929, 9317, 9457, 11179, 14861, 17567, 23353, 65219, 78253, 104027, 122969, 163471, 193237, 256883, 308221, 860783, 1144297, 1352659, 1798181, 2125607, 2157547, 3390431, 9468613, 12587267, 14879249, 15102829, 23733017, 37294741, 104154743, 166131119, 261063187, 410242151, 1827442309, 2871695057, 20101865399]

約数ペア:

[(1, 20101865399), (7, 2871695057), (11, 1827442309), (49, 410242151), (77, 261063187), (121, 166131119), (193, 104154743), (539, 37294741), (847, 23733017), (1331, 15102829), (1351, 14879249), (1597, 12587267), (2123, 9468613), (5929, 3390431), (9317, 2157547), (9457, 2125607), (11179, 1798181), (14861, 1352659), (17567, 1144297), (23353, 860783), (65219, 308221), (78253, 256883), (104027, 193237), (122969, 163471)]