20558736

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{12979}}^1$

素因数の和:13004

約数の個数: 60

約数和(自身を含む): 62771280

約数和(自身を除く): 42212544

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 66, 72, 88, 99, 132, 144, 176, 198, 264, 396, 528, 792, 1584, 12979, 25958, 38937, 51916, 77874, 103832, 116811, 142769, 155748, 207664, 233622, 285538, 311496, 428307, 467244, 571076, 622992, 856614, 934488, 1142152, 1284921, 1713228, 1868976, 2284304, 2569842, 3426456, 5139684, 6852912, 10279368, 20558736]

約数ペア:

[(1, 20558736), (2, 10279368), (3, 6852912), (4, 5139684), (6, 3426456), (8, 2569842), (9, 2284304), (11, 1868976), (12, 1713228), (16, 1284921), (18, 1142152), (22, 934488), (24, 856614), (33, 622992), (36, 571076), (44, 467244), (48, 428307), (66, 311496), (72, 285538), (88, 233622), (99, 207664), (132, 155748), (144, 142769), (176, 116811), (198, 103832), (264, 77874), (396, 51916), (528, 38937), (792, 25958), (1584, 12979)]