20798442

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{23581}}^1$

素因数の和:23603

約数の個数: 36

約数和(自身を含む): 52422786

約数和(自身を除く): 31624344

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 441, 882, 23581, 47162, 70743, 141486, 165067, 212229, 330134, 424458, 495201, 990402, 1155469, 1485603, 2310938, 2971206, 3466407, 6932814, 10399221, 20798442]

約数ペア:

[(1, 20798442), (2, 10399221), (3, 6932814), (6, 3466407), (7, 2971206), (9, 2310938), (14, 1485603), (18, 1155469), (21, 990402), (42, 495201), (49, 424458), (63, 330134), (98, 212229), (126, 165067), (147, 141486), (294, 70743), (441, 47162), (882, 23581)]