20928076

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{3169}}^1$

素因数の和:3313

約数の個数: 24

約数和(自身を含む): 39764480

約数和(自身を除く): 18836404

約数列:

[1, 2, 4, 13, 26, 52, 127, 254, 508, 1651, 3169, 3302, 6338, 6604, 12676, 41197, 82394, 164788, 402463, 804926, 1609852, 5232019, 10464038, 20928076]

約数ペア:

[(1, 20928076), (2, 10464038), (4, 5232019), (13, 1609852), (26, 804926), (52, 402463), (127, 164788), (254, 82394), (508, 41197), (1651, 12676), (3169, 6604), (3302, 6338)]