18709188813

素因数分解:

$3^3\times 7^1\times {\mathrm{2843}}^1\times {\mathrm{34819}}^1$

素因数の和:37678

約数の個数: 32

約数和(自身を含む): 31688985600

約数和(自身を除く): 12979796787

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 2843, 8529, 19901, 25587, 34819, 59703, 76761, 104457, 179109, 243733, 313371, 537327, 731199, 940113, 2193597, 6580791, 98990417, 296971251, 692932919, 890913753, 2078798757, 2672741259, 6236396271, 18709188813]

約数ペア:

[(1, 18709188813), (3, 6236396271), (7, 2672741259), (9, 2078798757), (21, 890913753), (27, 692932919), (63, 296971251), (189, 98990417), (2843, 6580791), (8529, 2193597), (19901, 940113), (25587, 731199), (34819, 537327), (59703, 313371), (76761, 243733), (104457, 179109)]