2019988159

素因数分解:

$7^1\times {\mathrm{67}}^1\times {\mathrm{197}}^1\times {\mathrm{21863}}^1$

素因数の和:22134

約数の個数: 16

約数和(自身を含む): 2355015168

約数和(自身を除く): 335027009

約数列:

[1, 7, 67, 197, 469, 1379, 13199, 21863, 92393, 153041, 1464821, 4307011, 10253747, 30149077, 288569737, 2019988159]

約数ペア:

[(1, 2019988159), (7, 288569737), (67, 30149077), (197, 10253747), (469, 4307011), (1379, 1464821), (13199, 153041), (21863, 92393)]