19849552

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{53939}}^1$

素因数の和:53970

約数の個数: 20

約数和(自身を含む): 40131360

約数和(自身を除く): 20281808

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 53939, 107878, 215756, 431512, 863024, 1240597, 2481194, 4962388, 9924776, 19849552]

約数ペア:

[(1, 19849552), (2, 9924776), (4, 4962388), (8, 2481194), (16, 1240597), (23, 863024), (46, 431512), (92, 215756), (184, 107878), (368, 53939)]