19861254

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{52543}}^1$

素因数の和:52561

約数の個数: 32

約数和(自身を含む): 50442240

約数和(自身を除く): 30580986

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 52543, 105086, 157629, 315258, 367801, 472887, 735602, 945774, 1103403, 1418661, 2206806, 2837322, 3310209, 6620418, 9930627, 19861254]

約数ペア:

[(1, 19861254), (2, 9930627), (3, 6620418), (6, 3310209), (7, 2837322), (9, 2206806), (14, 1418661), (18, 1103403), (21, 945774), (27, 735602), (42, 472887), (54, 367801), (63, 315258), (126, 157629), (189, 105086), (378, 52543)]