1980477902

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{511223}}^1$

素因数の和:511387

約数の個数: 16

約数和(自身を含む): 3220711200

約数和(自身を除く): 1240233298

約数列:

[1, 2, 13, 26, 149, 298, 1937, 3874, 511223, 1022446, 6645899, 13291798, 76172227, 152344454, 990238951, 1980477902]

約数ペア:

[(1, 1980477902), (2, 990238951), (13, 152344454), (26, 76172227), (149, 13291798), (298, 6645899), (1937, 1022446), (3874, 511223)]