18688278481

素因数分解:

${\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{2179}}^1\times {\mathrm{6113}}^1$

素因数の和:8376

約数の個数: 16

約数和(自身を含む): 19832837760

約数和(自身を除く): 1144559279

約数列:

[1, 23, 61, 1403, 2179, 6113, 50117, 132919, 140599, 372893, 3057137, 8576539, 13320227, 306365221, 812533847, 18688278481]

約数ペア:

[(1, 18688278481), (23, 812533847), (61, 306365221), (1403, 13320227), (2179, 8576539), (6113, 3057137), (50117, 372893), (132919, 140599)]