20664774

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{29437}}^1$

素因数の和:29461

約数の個数: 32

約数和(自身を含む): 49455840

約数和(自身を除く): 28791066

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 234, 351, 702, 29437, 58874, 88311, 176622, 264933, 382681, 529866, 765362, 794799, 1148043, 1589598, 2296086, 3444129, 6888258, 10332387, 20664774]

約数ペア:

[(1, 20664774), (2, 10332387), (3, 6888258), (6, 3444129), (9, 2296086), (13, 1589598), (18, 1148043), (26, 794799), (27, 765362), (39, 529866), (54, 382681), (78, 264933), (117, 176622), (234, 88311), (351, 58874), (702, 29437)]