20133993

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{647}}^1$

素因数の和:725

約数の個数: 32

約数和(自身を含む): 31352832

約数和(自身を除く): 11218839

約数列:

[1, 3, 11, 23, 33, 41, 69, 123, 253, 451, 647, 759, 943, 1353, 1941, 2829, 7117, 10373, 14881, 21351, 26527, 31119, 44643, 79581, 163691, 291797, 491073, 610121, 875391, 1830363, 6711331, 20133993]

約数ペア:

[(1, 20133993), (3, 6711331), (11, 1830363), (23, 875391), (33, 610121), (41, 491073), (69, 291797), (123, 163691), (253, 79581), (451, 44643), (647, 31119), (759, 26527), (943, 21351), (1353, 14881), (1941, 10373), (2829, 7117)]