20216975344

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{54937433}}^1$

素因数の和:54937464

約数の個数: 20

約数和(自身を含む): 40873450896

約数和(自身を除く): 20656475552

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 54937433, 109874866, 219749732, 439499464, 878998928, 1263560959, 2527121918, 5054243836, 10108487672, 20216975344]

約数ペア:

[(1, 20216975344), (2, 10108487672), (4, 5054243836), (8, 2527121918), (16, 1263560959), (23, 878998928), (46, 439499464), (92, 219749732), (184, 109874866), (368, 54937433)]