20455636

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{601}}^1$

素因数の和:799

約数の個数: 24

約数和(自身を含む): 36678656

約数和(自身を除く): 16223020

約数列:

[1, 2, 4, 67, 127, 134, 254, 268, 508, 601, 1202, 2404, 8509, 17018, 34036, 40267, 76327, 80534, 152654, 161068, 305308, 5113909, 10227818, 20455636]

約数ペア:

[(1, 20455636), (2, 10227818), (4, 5113909), (67, 305308), (127, 161068), (134, 152654), (254, 80534), (268, 76327), (508, 40267), (601, 34036), (1202, 17018), (2404, 8509)]