19546461

素因数分解:

$3^3\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:255

約数の個数: 48

約数和(自身を含む): 33026560

約数和(自身を除く): 13480099

約数列:

[1, 3, 9, 11, 27, 31, 33, 93, 99, 121, 193, 279, 297, 341, 363, 579, 837, 1023, 1089, 1737, 2123, 3069, 3267, 3751, 5211, 5983, 6369, 9207, 11253, 17949, 19107, 23353, 33759, 53847, 57321, 65813, 70059, 101277, 161541, 197439, 210177, 592317, 630531, 723943, 1776951, 2171829, 6515487, 19546461]

約数ペア:

[(1, 19546461), (3, 6515487), (9, 2171829), (11, 1776951), (27, 723943), (31, 630531), (33, 592317), (93, 210177), (99, 197439), (121, 161541), (193, 101277), (279, 70059), (297, 65813), (341, 57321), (363, 53847), (579, 33759), (837, 23353), (1023, 19107), (1089, 17949), (1737, 11253), (2123, 9207), (3069, 6369), (3267, 5983), (3751, 5211)]