20105652

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{6469}}^1$

素因数の和:6520

約数の個数: 48

約数和(自身を含む): 55072640

約数和(自身を除く): 34966988

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 37, 42, 74, 84, 111, 148, 222, 259, 444, 518, 777, 1036, 1554, 3108, 6469, 12938, 19407, 25876, 38814, 45283, 77628, 90566, 135849, 181132, 239353, 271698, 478706, 543396, 718059, 957412, 1436118, 1675471, 2872236, 3350942, 5026413, 6701884, 10052826, 20105652]

約数ペア:

[(1, 20105652), (2, 10052826), (3, 6701884), (4, 5026413), (6, 3350942), (7, 2872236), (12, 1675471), (14, 1436118), (21, 957412), (28, 718059), (37, 543396), (42, 478706), (74, 271698), (84, 239353), (111, 181132), (148, 135849), (222, 90566), (259, 77628), (444, 45283), (518, 38814), (777, 25876), (1036, 19407), (1554, 12938), (3108, 6469)]