18188637441

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{251}}^1\times {\mathrm{25453}}^1$

素因数の和:25793

約数の個数: 32

約数和(自身を含む): 26581306752

約数和(自身を除く): 8392669311

約数列:

[1, 3, 13, 39, 73, 219, 251, 753, 949, 2847, 3263, 9789, 18323, 25453, 54969, 76359, 238199, 330889, 714597, 992667, 1858069, 5574207, 6388703, 19166109, 24154897, 72464691, 83053139, 249159417, 466375319, 1399125957, 6062879147, 18188637441]

約数ペア:

[(1, 18188637441), (3, 6062879147), (13, 1399125957), (39, 466375319), (73, 249159417), (219, 83053139), (251, 72464691), (753, 24154897), (949, 19166109), (2847, 6388703), (3263, 5574207), (9789, 1858069), (18323, 992667), (25453, 714597), (54969, 330889), (76359, 238199)]