20560242

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^2$

素因数の和:247

約数の個数: 48

約数和(自身を含む): 46280160

約数和(自身を除く): 25719918

約数列:

[1, 2, 3, 6, 17, 19, 34, 38, 51, 57, 102, 103, 114, 206, 309, 323, 618, 646, 969, 1751, 1938, 1957, 3502, 3914, 5253, 5871, 10506, 10609, 11742, 21218, 31827, 33269, 63654, 66538, 99807, 180353, 199614, 201571, 360706, 403142, 541059, 604713, 1082118, 1209426, 3426707, 6853414, 10280121, 20560242]

約数ペア:

[(1, 20560242), (2, 10280121), (3, 6853414), (6, 3426707), (17, 1209426), (19, 1082118), (34, 604713), (38, 541059), (51, 403142), (57, 360706), (102, 201571), (103, 199614), (114, 180353), (206, 99807), (309, 66538), (323, 63654), (618, 33269), (646, 31827), (969, 21218), (1751, 11742), (1938, 10609), (1957, 10506), (3502, 5871), (3914, 5253)]