20974272

素因数分解:

$2^6\times 3^1\times {\mathrm{11}}^1\times {\mathrm{9931}}^1$

素因数の和:9957

約数の個数: 56

約数和(自身を含む): 60545472

約数和(自身を除く): 39571200

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 64, 66, 88, 96, 132, 176, 192, 264, 352, 528, 704, 1056, 2112, 9931, 19862, 29793, 39724, 59586, 79448, 109241, 119172, 158896, 218482, 238344, 317792, 327723, 436964, 476688, 635584, 655446, 873928, 953376, 1310892, 1747856, 1906752, 2621784, 3495712, 5243568, 6991424, 10487136, 20974272]

約数ペア:

[(1, 20974272), (2, 10487136), (3, 6991424), (4, 5243568), (6, 3495712), (8, 2621784), (11, 1906752), (12, 1747856), (16, 1310892), (22, 953376), (24, 873928), (32, 655446), (33, 635584), (44, 476688), (48, 436964), (64, 327723), (66, 317792), (88, 238344), (96, 218482), (132, 158896), (176, 119172), (192, 109241), (264, 79448), (352, 59586), (528, 39724), (704, 29793), (1056, 19862), (2112, 9931)]