20733328

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{16829}}^1$

素因数の和:16855

約数の個数: 40

約数和(自身を含む): 50086080

約数和(自身を除く): 29352752

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 1232, 16829, 33658, 67316, 117803, 134632, 185119, 235606, 269264, 370238, 471212, 740476, 942424, 1295833, 1480952, 1884848, 2591666, 2961904, 5183332, 10366664, 20733328]

約数ペア:

[(1, 20733328), (2, 10366664), (4, 5183332), (7, 2961904), (8, 2591666), (11, 1884848), (14, 1480952), (16, 1295833), (22, 942424), (28, 740476), (44, 471212), (56, 370238), (77, 269264), (88, 235606), (112, 185119), (154, 134632), (176, 117803), (308, 67316), (616, 33658), (1232, 16829)]