20055544

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{337}}^1$

素因数の和:559

約数の個数: 32

約数和(自身を含む): 38815920

約数和(自身を除く): 18760376

約数列:

[1, 2, 4, 8, 43, 86, 172, 173, 337, 344, 346, 674, 692, 1348, 1384, 2696, 7439, 14491, 14878, 28982, 29756, 57964, 58301, 59512, 115928, 116602, 233204, 466408, 2506943, 5013886, 10027772, 20055544]

約数ペア:

[(1, 20055544), (2, 10027772), (4, 5013886), (8, 2506943), (43, 466408), (86, 233204), (172, 116602), (173, 115928), (337, 59512), (344, 58301), (346, 57964), (674, 29756), (692, 28982), (1348, 14878), (1384, 14491), (2696, 7439)]