19367901

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1$

素因数の和:302

約数の個数: 48

約数和(自身を含む): 33865728

約数和(自身を除く): 14497827

約数列:

[1, 3, 7, 9, 21, 31, 47, 63, 93, 141, 211, 217, 279, 329, 423, 633, 651, 987, 1457, 1477, 1899, 1953, 2961, 4371, 4431, 6541, 9917, 10199, 13113, 13293, 19623, 29751, 30597, 45787, 58869, 69419, 89253, 91791, 137361, 208257, 307427, 412083, 624771, 922281, 2151989, 2766843, 6455967, 19367901]

約数ペア:

[(1, 19367901), (3, 6455967), (7, 2766843), (9, 2151989), (21, 922281), (31, 624771), (47, 412083), (63, 307427), (93, 208257), (141, 137361), (211, 91791), (217, 89253), (279, 69419), (329, 58869), (423, 45787), (633, 30597), (651, 29751), (987, 19623), (1457, 13293), (1477, 13113), (1899, 10199), (1953, 9917), (2961, 6541), (4371, 4431)]