204560206

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{72901}}^1$

素因数の和:72987

約数の個数: 16

約数和(自身を含む): 325434528

約数和(自身を除く): 120874322

約数列:

[1, 2, 23, 46, 61, 122, 1403, 2806, 72901, 145802, 1676723, 3353446, 4446961, 8893922, 102280103, 204560206]

約数ペア:

[(1, 204560206), (2, 102280103), (23, 8893922), (46, 4446961), (61, 3353446), (122, 1676723), (1403, 145802), (2806, 72901)]