19359976

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{167}}^1\times {\mathrm{337}}^1$

素因数の和:553

約数の個数: 32

約数和(自身を含む): 37477440

約数和(自身を除く): 18117464

約数列:

[1, 2, 4, 8, 43, 86, 167, 172, 334, 337, 344, 668, 674, 1336, 1348, 2696, 7181, 14362, 14491, 28724, 28982, 56279, 57448, 57964, 112558, 115928, 225116, 450232, 2419997, 4839994, 9679988, 19359976]

約数ペア:

[(1, 19359976), (2, 9679988), (4, 4839994), (8, 2419997), (43, 450232), (86, 225116), (167, 115928), (172, 112558), (334, 57964), (337, 57448), (344, 56279), (668, 28982), (674, 28724), (1336, 14491), (1348, 14362), (2696, 7181)]