20151519016

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{33589}}^1\times {\mathrm{3947}}^1$

素因数の和:37561

約数の個数: 32

約数和(自身を含む): 39783996000

約数和(自身を除く): 19632476984

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 3947, 7894, 15788, 31576, 33589, 67178, 74993, 134356, 149986, 268712, 299972, 599944, 638191, 1276382, 2552764, 5105528, 132575783, 265151566, 530303132, 1060606264, 2518939877, 5037879754, 10075759508, 20151519016]

約数ペア:

[(1, 20151519016), (2, 10075759508), (4, 5037879754), (8, 2518939877), (19, 1060606264), (38, 530303132), (76, 265151566), (152, 132575783), (3947, 5105528), (7894, 2552764), (15788, 1276382), (31576, 638191), (33589, 599944), (67178, 299972), (74993, 268712), (134356, 149986)]