661366016

素因数分解:

$2^8\times {\mathrm{2583461}}^1$

素因数の和:2583477

約数の個数: 18

約数和(自身を含む): 1320149082

約数和(自身を除く): 658783066

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 2583461, 5166922, 10333844, 20667688, 41335376, 82670752, 165341504, 330683008, 661366016]

約数ペア:

[(1, 661366016), (2, 330683008), (4, 165341504), (8, 82670752), (16, 41335376), (32, 20667688), (64, 10333844), (128, 5166922), (256, 2583461)]