20924574

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1$

素因数の和:233

約数の個数: 64

約数和(自身を含む): 47824128

約数和(自身を除く): 26899554

約数列:

[1, 2, 3, 6, 11, 22, 33, 43, 66, 73, 86, 101, 129, 146, 202, 219, 258, 303, 438, 473, 606, 803, 946, 1111, 1419, 1606, 2222, 2409, 2838, 3139, 3333, 4343, 4818, 6278, 6666, 7373, 8686, 9417, 13029, 14746, 18834, 22119, 26058, 34529, 44238, 47773, 69058, 81103, 95546, 103587, 143319, 162206, 207174, 243309, 286638, 317039, 486618, 634078, 951117, 1902234, 3487429, 6974858, 10462287, 20924574]

約数ペア:

[(1, 20924574), (2, 10462287), (3, 6974858), (6, 3487429), (11, 1902234), (22, 951117), (33, 634078), (43, 486618), (66, 317039), (73, 286638), (86, 243309), (101, 207174), (129, 162206), (146, 143319), (202, 103587), (219, 95546), (258, 81103), (303, 69058), (438, 47773), (473, 44238), (606, 34529), (803, 26058), (946, 22119), (1111, 18834), (1419, 14746), (1606, 13029), (2222, 9417), (2409, 8686), (2838, 7373), (3139, 6666), (3333, 6278), (4343, 4818)]