20172508805

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{829}}^1\times {\mathrm{6091}}^1$

素因数の和:6989

約数の個数: 32

約数和(自身を含む): 26212170240

約数和(自身を除く): 6039661435

約数列:

[1, 5, 17, 47, 85, 235, 799, 829, 3995, 4145, 6091, 14093, 30455, 38963, 70465, 103547, 194815, 286277, 517735, 662371, 1431385, 3311855, 4866709, 5049439, 24333545, 25247195, 85840463, 237323633, 429202315, 1186618165, 4034501761, 20172508805]

約数ペア:

[(1, 20172508805), (5, 4034501761), (17, 1186618165), (47, 429202315), (85, 237323633), (235, 85840463), (799, 25247195), (829, 24333545), (3995, 5049439), (4145, 4866709), (6091, 3311855), (14093, 1431385), (30455, 662371), (38963, 517735), (70465, 286277), (103547, 194815)]