163955978

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{48479}}^1$

素因数の和:48589

約数の個数: 16

約数和(自身を含む): 261792000

約数和(自身を除く): 97836022

約数列:

[1, 2, 19, 38, 89, 178, 1691, 3382, 48479, 96958, 921101, 1842202, 4314631, 8629262, 81977989, 163955978]

約数ペア:

[(1, 163955978), (2, 81977989), (19, 8629262), (38, 4314631), (89, 1842202), (178, 921101), (1691, 96958), (3382, 48479)]