20628408

素因数分解:

$2^3\times 3^1\times {\mathrm{97}}^1\times {\mathrm{8861}}^1$

素因数の和:8967

約数の個数: 32

約数和(自身を含む): 52108560

約数和(自身を除く): 31480152

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 97, 194, 291, 388, 582, 776, 1164, 2328, 8861, 17722, 26583, 35444, 53166, 70888, 106332, 212664, 859517, 1719034, 2578551, 3438068, 5157102, 6876136, 10314204, 20628408]

約数ペア:

[(1, 20628408), (2, 10314204), (3, 6876136), (4, 5157102), (6, 3438068), (8, 2578551), (12, 1719034), (24, 859517), (97, 212664), (194, 106332), (291, 70888), (388, 53166), (582, 35444), (776, 26583), (1164, 17722), (2328, 8861)]