2018935926

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{661}}^1\times {\mathrm{3463}}^1$

素因数の和:4146

約数の個数: 72

約数和(自身を含む): 5097712464

約数和(自身を除く): 3078776538

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 441, 661, 882, 1322, 1983, 3463, 3966, 4627, 5949, 6926, 9254, 10389, 11898, 13881, 20778, 24241, 27762, 31167, 32389, 41643, 48482, 62334, 64778, 72723, 83286, 97167, 145446, 169687, 194334, 218169, 291501, 339374, 436338, 509061, 583002, 1018122, 1527183, 2289043, 3054366, 4578086, 6867129, 13734258, 16023301, 20601387, 32046602, 41202774, 48069903, 96139806, 112163107, 144209709, 224326214, 288419418, 336489321, 672978642, 1009467963, 2018935926]

約数ペア:

[(1, 2018935926), (2, 1009467963), (3, 672978642), (6, 336489321), (7, 288419418), (9, 224326214), (14, 144209709), (18, 112163107), (21, 96139806), (42, 48069903), (49, 41202774), (63, 32046602), (98, 20601387), (126, 16023301), (147, 13734258), (294, 6867129), (441, 4578086), (661, 3054366), (882, 2289043), (1322, 1527183), (1983, 1018122), (3463, 583002), (3966, 509061), (4627, 436338), (5949, 339374), (6926, 291501), (9254, 218169), (10389, 194334), (11898, 169687), (13881, 145446), (20778, 97167), (24241, 83286), (27762, 72723), (31167, 64778), (32389, 62334), (41643, 48482)]