20195656

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{8443}}^1$

素因数の和:8485

約数の個数: 32

約数和(自身を含む): 42557760

約数和(自身を除く): 22362104

約数列:

[1, 2, 4, 8, 13, 23, 26, 46, 52, 92, 104, 184, 299, 598, 1196, 2392, 8443, 16886, 33772, 67544, 109759, 194189, 219518, 388378, 439036, 776756, 878072, 1553512, 2524457, 5048914, 10097828, 20195656]

約数ペア:

[(1, 20195656), (2, 10097828), (4, 5048914), (8, 2524457), (13, 1553512), (23, 878072), (26, 776756), (46, 439036), (52, 388378), (92, 219518), (104, 194189), (184, 109759), (299, 67544), (598, 33772), (1196, 16886), (2392, 8443)]