20171566278

素因数分解:

$2^1\times 3^2\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{140449}}^1$

素因数の和:140637

約数の個数: 48

約数和(自身を含む): 44696808000

約数和(自身を除く): 24525241722

約数列:

[1, 2, 3, 6, 9, 18, 79, 101, 158, 202, 237, 303, 474, 606, 711, 909, 1422, 1818, 7979, 15958, 23937, 47874, 71811, 140449, 143622, 280898, 421347, 842694, 1264041, 2528082, 11095471, 14185349, 22190942, 28370698, 33286413, 42556047, 66572826, 85112094, 99859239, 127668141, 199718478, 255336282, 1120642571, 2241285142, 3361927713, 6723855426, 10085783139, 20171566278]

約数ペア:

[(1, 20171566278), (2, 10085783139), (3, 6723855426), (6, 3361927713), (9, 2241285142), (18, 1120642571), (79, 255336282), (101, 199718478), (158, 127668141), (202, 99859239), (237, 85112094), (303, 66572826), (474, 42556047), (606, 33286413), (711, 28370698), (909, 22190942), (1422, 14185349), (1818, 11095471), (7979, 2528082), (15958, 1264041), (23937, 842694), (47874, 421347), (71811, 280898), (140449, 143622)]