19002968

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{743}}^1$

素因数の和:911

約数の個数: 32

約数和(自身を含む): 37497600

約数和(自身を除く): 18494632

約数列:

[1, 2, 4, 8, 23, 46, 92, 139, 184, 278, 556, 743, 1112, 1486, 2972, 3197, 5944, 6394, 12788, 17089, 25576, 34178, 68356, 103277, 136712, 206554, 413108, 826216, 2375371, 4750742, 9501484, 19002968]

約数ペア:

[(1, 19002968), (2, 9501484), (4, 4750742), (8, 2375371), (23, 826216), (46, 413108), (92, 206554), (139, 136712), (184, 103277), (278, 68356), (556, 34178), (743, 25576), (1112, 17089), (1486, 12788), (2972, 6394), (3197, 5944)]