1918977985

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1\times {\mathrm{45307}}^1$

素因数の和:45552

約数の個数: 16

約数和(自身を含む): 2368339776

約数和(自身を除く): 449361791

約数列:

[1, 5, 43, 197, 215, 985, 8471, 42355, 45307, 226535, 1948201, 8925479, 9741005, 44627395, 383795597, 1918977985]

約数ペア:

[(1, 1918977985), (5, 383795597), (43, 44627395), (197, 9741005), (215, 8925479), (985, 1948201), (8471, 226535), (42355, 45307)]