19879992

素因数分解:

$2^3\times 3^4\times {\mathrm{11}}^1\times {\mathrm{2789}}^1$

素因数の和:2818

約数の個数: 80

約数和(自身を含む): 60766200

約数和(自身を除く): 40886208

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 27, 33, 36, 44, 54, 66, 72, 81, 88, 99, 108, 132, 162, 198, 216, 264, 297, 324, 396, 594, 648, 792, 891, 1188, 1782, 2376, 2789, 3564, 5578, 7128, 8367, 11156, 16734, 22312, 25101, 30679, 33468, 50202, 61358, 66936, 75303, 92037, 100404, 122716, 150606, 184074, 200808, 225909, 245432, 276111, 301212, 368148, 451818, 552222, 602424, 736296, 828333, 903636, 1104444, 1656666, 1807272, 2208888, 2484999, 3313332, 4969998, 6626664, 9939996, 19879992]

約数ペア:

[(1, 19879992), (2, 9939996), (3, 6626664), (4, 4969998), (6, 3313332), (8, 2484999), (9, 2208888), (11, 1807272), (12, 1656666), (18, 1104444), (22, 903636), (24, 828333), (27, 736296), (33, 602424), (36, 552222), (44, 451818), (54, 368148), (66, 301212), (72, 276111), (81, 245432), (88, 225909), (99, 200808), (108, 184074), (132, 150606), (162, 122716), (198, 100404), (216, 92037), (264, 75303), (297, 66936), (324, 61358), (396, 50202), (594, 33468), (648, 30679), (792, 25101), (891, 22312), (1188, 16734), (1782, 11156), (2376, 8367), (2789, 7128), (3564, 5578)]