19884644

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{3011}}^1$

素因数の和:3155

約数の個数: 24

約数和(自身を含む): 37782528

約数和(自身を除く): 17897884

約数列:

[1, 2, 4, 13, 26, 52, 127, 254, 508, 1651, 3011, 3302, 6022, 6604, 12044, 39143, 78286, 156572, 382397, 764794, 1529588, 4971161, 9942322, 19884644]

約数ペア:

[(1, 19884644), (2, 9942322), (4, 4971161), (13, 1529588), (26, 764794), (52, 382397), (127, 156572), (254, 78286), (508, 39143), (1651, 12044), (3011, 6604), (3302, 6022)]