20163277918

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{27174229}}^1$

素因数の和:27174291

約数の個数: 16

約数和(自身を含む): 35217802080

約数和(自身を除く): 15054524162

約数列:

[1, 2, 7, 14, 53, 106, 371, 742, 27174229, 54348458, 190219603, 380439206, 1440234137, 2880468274, 10081638959, 20163277918]

約数ペア:

[(1, 20163277918), (2, 10081638959), (7, 2880468274), (14, 1440234137), (53, 380439206), (106, 190219603), (371, 54348458), (742, 27174229)]