19459041

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{421}}^1$

素因数の和:533

約数の個数: 32

約数和(自身を含む): 31113216

約数和(自身を除く): 11654175

約数列:

[1, 3, 7, 21, 31, 71, 93, 213, 217, 421, 497, 651, 1263, 1491, 2201, 2947, 6603, 8841, 13051, 15407, 29891, 39153, 46221, 89673, 91357, 209237, 274071, 627711, 926621, 2779863, 6486347, 19459041]

約数ペア:

[(1, 19459041), (3, 6486347), (7, 2779863), (21, 926621), (31, 627711), (71, 274071), (93, 209237), (213, 91357), (217, 89673), (421, 46221), (497, 39153), (651, 29891), (1263, 15407), (1491, 13051), (2201, 8841), (2947, 6603)]