81565594

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{2351}}^1$

素因数の和:2466

約数の個数: 32

約数和(自身を含む): 142248960

約数和(自身を除く): 60683366

約数列:

[1, 2, 11, 19, 22, 38, 83, 166, 209, 418, 913, 1577, 1826, 2351, 3154, 4702, 17347, 25861, 34694, 44669, 51722, 89338, 195133, 390266, 491359, 982718, 2146463, 3707527, 4292926, 7415054, 40782797, 81565594]

約数ペア:

[(1, 81565594), (2, 40782797), (11, 7415054), (19, 4292926), (22, 3707527), (38, 2146463), (83, 982718), (166, 491359), (209, 390266), (418, 195133), (913, 89338), (1577, 51722), (1826, 44669), (2351, 34694), (3154, 25861), (4702, 17347)]