20267268

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{6521}}^1$

素因数の和:6572

約数の個数: 48

約数和(自身を含む): 55515264

約数和(自身を除く): 35247996

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, 6521, 13042, 19563, 26084, 39126, 45647, 78252, 91294, 136941, 182588, 241277, 273882, 482554, 547764, 723831, 965108, 1447662, 1688939, 2895324, 3377878, 5066817, 6755756, 10133634, 20267268]

約数ペア:

[(1, 20267268), (2, 10133634), (3, 6755756), (4, 5066817), (6, 3377878), (7, 2895324), (12, 1688939), (14, 1447662), (21, 965108), (28, 723831), (37, 547764), (42, 482554), (74, 273882), (84, 241277), (111, 182588), (148, 136941), (222, 91294), (259, 78252), (444, 45647), (518, 39126), (777, 26084), (1036, 19563), (1554, 13042), (3108, 6521)]