20059232

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{277}}^1$

素因数の和:391

約数の個数: 48

約数和(自身を含む): 41473152

約数和(自身を除く): 21413920

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 73, 124, 146, 248, 277, 292, 496, 554, 584, 992, 1108, 1168, 2216, 2263, 2336, 4432, 4526, 8587, 8864, 9052, 17174, 18104, 20221, 34348, 36208, 40442, 68696, 72416, 80884, 137392, 161768, 274784, 323536, 626851, 647072, 1253702, 2507404, 5014808, 10029616, 20059232]

約数ペア:

[(1, 20059232), (2, 10029616), (4, 5014808), (8, 2507404), (16, 1253702), (31, 647072), (32, 626851), (62, 323536), (73, 274784), (124, 161768), (146, 137392), (248, 80884), (277, 72416), (292, 68696), (496, 40442), (554, 36208), (584, 34348), (992, 20221), (1108, 18104), (1168, 17174), (2216, 9052), (2263, 8864), (2336, 8587), (4432, 4526)]