20181551319

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{587}}^1\times {\mathrm{4051}}^1$

素因数の和:4708

約数の個数: 48

約数和(自身を含む): 31221275904

約数和(自身を除く): 11039724585

約数列:

[1, 3, 9, 23, 41, 69, 123, 207, 369, 587, 943, 1761, 2829, 4051, 5283, 8487, 12153, 13501, 24067, 36459, 40503, 72201, 93173, 121509, 166091, 216603, 279519, 498273, 553541, 838557, 1494819, 1660623, 2377937, 3820093, 4981869, 7133811, 11460279, 21401433, 34380837, 54692551, 97495417, 164077653, 292486251, 492232959, 877458753, 2242394591, 6727183773, 20181551319]

約数ペア:

[(1, 20181551319), (3, 6727183773), (9, 2242394591), (23, 877458753), (41, 492232959), (69, 292486251), (123, 164077653), (207, 97495417), (369, 54692551), (587, 34380837), (943, 21401433), (1761, 11460279), (2829, 7133811), (4051, 4981869), (5283, 3820093), (8487, 2377937), (12153, 1660623), (13501, 1494819), (24067, 838557), (36459, 553541), (40503, 498273), (72201, 279519), (93173, 216603), (121509, 166091)]