20139804015

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{7253}}^1\times {\mathrm{9743}}^1$

素因数の和:17023

約数の個数: 32

約数和(自身を含む): 33927828480

約数和(自身を除く): 13788024465

約数列:

[1, 3, 5, 15, 19, 57, 95, 285, 7253, 9743, 21759, 29229, 36265, 48715, 108795, 137807, 146145, 185117, 413421, 555351, 689035, 925585, 2067105, 2776755, 70665979, 211997937, 353329895, 1059989685, 1342653601, 4027960803, 6713268005, 20139804015]

約数ペア:

[(1, 20139804015), (3, 6713268005), (5, 4027960803), (15, 1342653601), (19, 1059989685), (57, 353329895), (95, 211997937), (285, 70665979), (7253, 2776755), (9743, 2067105), (21759, 925585), (29229, 689035), (36265, 555351), (48715, 413421), (108795, 185117), (137807, 146145)]