20165594973

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{313}}^1\times {\mathrm{971}}^1\times {\mathrm{1301}}^1$

素因数の和:2605

約数の個数: 32

約数和(自身を含む): 28611418752

約数和(自身を除く): 8445823779

約数列:

[1, 3, 17, 51, 313, 939, 971, 1301, 2913, 3903, 5321, 15963, 16507, 22117, 49521, 66351, 303923, 407213, 911769, 1221639, 1263271, 3789813, 5166691, 6922621, 15500073, 20767863, 21475607, 64426821, 395403823, 1186211469, 6721864991, 20165594973]

約数ペア:

[(1, 20165594973), (3, 6721864991), (17, 1186211469), (51, 395403823), (313, 64426821), (939, 21475607), (971, 20767863), (1301, 15500073), (2913, 6922621), (3903, 5166691), (5321, 3789813), (15963, 1263271), (16507, 1221639), (22117, 911769), (49521, 407213), (66351, 303923)]