20174955515

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{109}}^1\times {\mathrm{19913}}^1$

素因数の和:20064

約数の個数: 48

約数和(自身を含む): 28862555040

約数和(自身を除く): 8687599525

約数列:

[1, 5, 11, 13, 55, 65, 109, 143, 169, 545, 715, 845, 1199, 1417, 1859, 5995, 7085, 9295, 15587, 18421, 19913, 77935, 92105, 99565, 202631, 219043, 258869, 1013155, 1095215, 1294345, 2170517, 2847559, 3365297, 10852585, 14237795, 16826485, 23875687, 28216721, 37018267, 119378435, 141083605, 185091335, 310383931, 366817373, 1551919655, 1834086865, 4034991103, 20174955515]

約数ペア:

[(1, 20174955515), (5, 4034991103), (11, 1834086865), (13, 1551919655), (55, 366817373), (65, 310383931), (109, 185091335), (143, 141083605), (169, 119378435), (545, 37018267), (715, 28216721), (845, 23875687), (1199, 16826485), (1417, 14237795), (1859, 10852585), (5995, 3365297), (7085, 2847559), (9295, 2170517), (15587, 1294345), (18421, 1095215), (19913, 1013155), (77935, 258869), (92105, 219043), (99565, 202631)]