20536472

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{2141}}^1$

素因数の和:2267

約数の個数: 32

約数和(自身を含む): 42411600

約数和(自身を除く): 21875128

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 109, 218, 436, 872, 1199, 2141, 2398, 4282, 4796, 8564, 9592, 17128, 23551, 47102, 94204, 188408, 233369, 466738, 933476, 1866952, 2567059, 5134118, 10268236, 20536472]

約数ペア:

[(1, 20536472), (2, 10268236), (4, 5134118), (8, 2567059), (11, 1866952), (22, 933476), (44, 466738), (88, 233369), (109, 188408), (218, 94204), (436, 47102), (872, 23551), (1199, 17128), (2141, 9592), (2398, 8564), (4282, 4796)]