805655138

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1\times {\mathrm{2063}}^1$

素因数の和:2366

約数の個数: 32

約数和(自身を含む): 1307750400

約数和(自身を除く): 502095262

約数列:

[1, 2, 19, 38, 43, 86, 239, 478, 817, 1634, 2063, 4126, 4541, 9082, 10277, 20554, 39197, 78394, 88709, 177418, 195263, 390526, 493057, 986114, 1685471, 3370942, 9368083, 18736166, 21201451, 42402902, 402827569, 805655138]

約数ペア:

[(1, 805655138), (2, 402827569), (19, 42402902), (38, 21201451), (43, 18736166), (86, 9368083), (239, 3370942), (478, 1685471), (817, 986114), (1634, 493057), (2063, 390526), (4126, 195263), (4541, 177418), (9082, 88709), (10277, 78394), (20554, 39197)]