20271515

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{6247}}^1$

素因数の和:6322

約数の個数: 16

約数和(自身を含む): 26991360

約数和(自身を除く): 6719845

約数列:

[1, 5, 11, 55, 59, 295, 649, 3245, 6247, 31235, 68717, 343585, 368573, 1842865, 4054303, 20271515]

約数ペア:

[(1, 20271515), (5, 4054303), (11, 1842865), (55, 368573), (59, 343585), (295, 68717), (649, 31235), (3245, 6247)]