199979902

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{48281}}^1$

素因数の和:48411

約数の個数: 16

約数和(自身を含む): 318661200

約数和(自身を除く): 118681298

約数列:

[1, 2, 19, 38, 109, 218, 2071, 4142, 48281, 96562, 917339, 1834678, 5262629, 10525258, 99989951, 199979902]

約数ペア:

[(1, 199979902), (2, 99989951), (19, 10525258), (38, 5262629), (109, 1834678), (218, 917339), (2071, 96562), (4142, 48281)]