18815677434

素因数分解:

$2^1\times 3^4\times {\mathrm{89}}^1\times {\mathrm{1305013}}^1$

素因数の和:1305116

約数の個数: 40

約数和(自身を含む): 42634807380

約数和(自身を除く): 23819129946

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 89, 162, 178, 267, 534, 801, 1602, 2403, 4806, 7209, 14418, 1305013, 2610026, 3915039, 7830078, 11745117, 23490234, 35235351, 70470702, 105706053, 116146157, 211412106, 232292314, 348438471, 696876942, 1045315413, 2090630826, 3135946239, 6271892478, 9407838717, 18815677434]

約数ペア:

[(1, 18815677434), (2, 9407838717), (3, 6271892478), (6, 3135946239), (9, 2090630826), (18, 1045315413), (27, 696876942), (54, 348438471), (81, 232292314), (89, 211412106), (162, 116146157), (178, 105706053), (267, 70470702), (534, 35235351), (801, 23490234), (1602, 11745117), (2403, 7830078), (4806, 3915039), (7209, 2610026), (14418, 1305013)]