19847912

素因数分解:

$2^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{7541}}^1$

素因数の和:7601

約数の個数: 32

約数和(自身を含む): 43441920

約数和(自身を除く): 23594008

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 56, 94, 188, 329, 376, 658, 1316, 2632, 7541, 15082, 30164, 52787, 60328, 105574, 211148, 354427, 422296, 708854, 1417708, 2480989, 2835416, 4961978, 9923956, 19847912]

約数ペア:

[(1, 19847912), (2, 9923956), (4, 4961978), (7, 2835416), (8, 2480989), (14, 1417708), (28, 708854), (47, 422296), (56, 354427), (94, 211148), (188, 105574), (329, 60328), (376, 52787), (658, 30164), (1316, 15082), (2632, 7541)]