20147205705

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{961451}}^1$

素因数の和:961597

約数の個数: 32

約数和(自身を含む): 35442966528

約数和(自身を除く): 15295760823

約数列:

[1, 3, 5, 11, 15, 33, 55, 127, 165, 381, 635, 1397, 1905, 4191, 6985, 20955, 961451, 2884353, 4807255, 10575961, 14421765, 31727883, 52879805, 122104277, 158639415, 366312831, 610521385, 1343147047, 1831564155, 4029441141, 6715735235, 20147205705]

約数ペア:

[(1, 20147205705), (3, 6715735235), (5, 4029441141), (11, 1831564155), (15, 1343147047), (33, 610521385), (55, 366312831), (127, 158639415), (165, 122104277), (381, 52879805), (635, 31727883), (1397, 14421765), (1905, 10575961), (4191, 4807255), (6985, 2884353), (20955, 961451)]