20193588635

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{696691}}^1$

素因数の和:696755

約数の個数: 32

約数和(自身を含む): 28893210624

約数和(自身を除く): 8699621989

約数列:

[1, 5, 11, 17, 31, 55, 85, 155, 187, 341, 527, 935, 1705, 2635, 5797, 28985, 696691, 3483455, 7663601, 11843747, 21597421, 38318005, 59218735, 107987105, 130281217, 237571631, 367156157, 651406085, 1187858155, 1835780785, 4038717727, 20193588635]

約数ペア:

[(1, 20193588635), (5, 4038717727), (11, 1835780785), (17, 1187858155), (31, 651406085), (55, 367156157), (85, 237571631), (155, 130281217), (187, 107987105), (341, 59218735), (527, 38318005), (935, 21597421), (1705, 11843747), (2635, 7663601), (5797, 3483455), (28985, 696691)]