20320344

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{25657}}^1$

素因数の和:25680

約数の個数: 48

約数和(自身を含む): 60039720

約数和(自身を除く): 39719376

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 44, 66, 72, 88, 99, 132, 198, 264, 396, 792, 25657, 51314, 76971, 102628, 153942, 205256, 230913, 282227, 307884, 461826, 564454, 615768, 846681, 923652, 1128908, 1693362, 1847304, 2257816, 2540043, 3386724, 5080086, 6773448, 10160172, 20320344]

約数ペア:

[(1, 20320344), (2, 10160172), (3, 6773448), (4, 5080086), (6, 3386724), (8, 2540043), (9, 2257816), (11, 1847304), (12, 1693362), (18, 1128908), (22, 923652), (24, 846681), (33, 615768), (36, 564454), (44, 461826), (66, 307884), (72, 282227), (88, 230913), (99, 205256), (132, 153942), (198, 102628), (264, 76971), (396, 51314), (792, 25657)]