20026424

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{2557}}^1$

素因数の和:2663

約数の個数: 32

約数和(自身を含む): 41439600

約数和(自身を除く): 21413176

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 89, 178, 356, 712, 979, 1958, 2557, 3916, 5114, 7832, 10228, 20456, 28127, 56254, 112508, 225016, 227573, 455146, 910292, 1820584, 2503303, 5006606, 10013212, 20026424]

約数ペア:

[(1, 20026424), (2, 10013212), (4, 5006606), (8, 2503303), (11, 1820584), (22, 910292), (44, 455146), (88, 227573), (89, 225016), (178, 112508), (356, 56254), (712, 28127), (979, 20456), (1958, 10228), (2557, 7832), (3916, 5114)]