20163529616

素因数分解:

$2^4\times {\mathrm{4931}}^1\times {\mathrm{255571}}^1$

素因数の和:260510

約数の個数: 20

約数和(自身を含む): 39074914224

約数和(自身を除く): 18911384608

約数列:

[1, 2, 4, 8, 16, 4931, 9862, 19724, 39448, 78896, 255571, 511142, 1022284, 2044568, 4089136, 1260220601, 2520441202, 5040882404, 10081764808, 20163529616]

約数ペア:

[(1, 20163529616), (2, 10081764808), (4, 5040882404), (8, 2520441202), (16, 1260220601), (4931, 4089136), (9862, 2044568), (19724, 1022284), (39448, 511142), (78896, 255571)]