20161975518

素因数分解:

$2^1\times 3^4\times {\mathrm{124456639}}^1$

素因数の和:124456653

約数の個数: 20

約数和(自身を含む): 45177760320

約数和(自身を除く): 25015784802

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 124456639, 248913278, 373369917, 746739834, 1120109751, 2240219502, 3360329253, 6720658506, 10080987759, 20161975518]

約数ペア:

[(1, 20161975518), (2, 10080987759), (3, 6720658506), (6, 3360329253), (9, 2240219502), (18, 1120109751), (27, 746739834), (54, 373369917), (81, 248913278), (162, 124456639)]