1898133454

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{12163}}^1$

素因数の和:12400

約数の個数: 32

約数和(自身を含む): 3321063936

約数和(自身を除く): 1422930482

約数列:

[1, 2, 7, 14, 71, 142, 157, 314, 497, 994, 1099, 2198, 11147, 12163, 22294, 24326, 78029, 85141, 156058, 170282, 863573, 1727146, 1909591, 3819182, 6045011, 12090022, 13367137, 26734274, 135580961, 271161922, 949066727, 1898133454]

約数ペア:

[(1, 1898133454), (2, 949066727), (7, 271161922), (14, 135580961), (71, 26734274), (142, 13367137), (157, 12090022), (314, 6045011), (497, 3819182), (994, 1909591), (1099, 1727146), (2198, 863573), (11147, 170282), (12163, 156058), (22294, 85141), (24326, 78029)]