19487986

素因数分解:

$2^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{4231}}^1$

素因数の和:4294

約数の個数: 24

約数和(自身を含む): 34736256

約数和(自身を除く): 15248270

約数列:

[1, 2, 7, 14, 47, 49, 94, 98, 329, 658, 2303, 4231, 4606, 8462, 29617, 59234, 198857, 207319, 397714, 414638, 1391999, 2783998, 9743993, 19487986]

約数ペア:

[(1, 19487986), (2, 9743993), (7, 2783998), (14, 1391999), (47, 414638), (49, 397714), (94, 207319), (98, 198857), (329, 59234), (658, 29617), (2303, 8462), (4231, 4606)]