201718367864

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{1009}}^1\times {\mathrm{1291}}^1\times {\mathrm{1489}}^1$

素因数の和:3808

約数の個数: 64

約数和(自身を含む): 408309468000

約数和(自身を除く): 206591100136

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 1009, 1291, 1489, 2018, 2582, 2978, 4036, 5164, 5956, 8072, 10328, 11912, 13117, 16783, 19357, 26234, 33566, 38714, 52468, 67132, 77428, 104936, 134264, 154856, 1302619, 1502401, 1922299, 2605238, 3004802, 3844598, 5210476, 6009604, 7689196, 10420952, 12019208, 15378392, 16934047, 19531213, 24989887, 33868094, 39062426, 49979774, 67736188, 78124852, 99959548, 135472376, 156249704, 199919096, 1939599691, 3879199382, 7758398764, 15516797528, 25214795983, 50429591966, 100859183932, 201718367864]

約数ペア:

[(1, 201718367864), (2, 100859183932), (4, 50429591966), (8, 25214795983), (13, 15516797528), (26, 7758398764), (52, 3879199382), (104, 1939599691), (1009, 199919096), (1291, 156249704), (1489, 135472376), (2018, 99959548), (2582, 78124852), (2978, 67736188), (4036, 49979774), (5164, 39062426), (5956, 33868094), (8072, 24989887), (10328, 19531213), (11912, 16934047), (13117, 15378392), (16783, 12019208), (19357, 10420952), (26234, 7689196), (33566, 6009604), (38714, 5210476), (52468, 3844598), (67132, 3004802), (77428, 2605238), (104936, 1922299), (134264, 1502401), (154856, 1302619)]