18888941695

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1\times {\mathrm{35617}}^1$

素因数の和:35875

約数の個数: 32

約数和(自身を含む): 25132060800

約数和(自身を除く): 6243119105

約数列:

[1, 5, 13, 41, 65, 199, 205, 533, 995, 2587, 2665, 8159, 12935, 35617, 40795, 106067, 178085, 463021, 530335, 1460297, 2315105, 7087783, 7301485, 18983861, 35438915, 92141179, 94919305, 290599103, 460705895, 1452995515, 3777788339, 18888941695]

約数ペア:

[(1, 18888941695), (5, 3777788339), (13, 1452995515), (41, 460705895), (65, 290599103), (199, 94919305), (205, 92141179), (533, 35438915), (995, 18983861), (2587, 7301485), (2665, 7087783), (8159, 2315105), (12935, 1460297), (35617, 530335), (40795, 463021), (106067, 178085)]