19403264

素因数分解:

$2^9\times {\mathrm{37897}}^1$

素因数の和:37915

約数の個数: 20

約数和(自身を含む): 38769654

約数和(自身を除く): 19366390

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 37897, 75794, 151588, 303176, 606352, 1212704, 2425408, 4850816, 9701632, 19403264]

約数ペア:

[(1, 19403264), (2, 9701632), (4, 4850816), (8, 2425408), (16, 1212704), (32, 606352), (64, 303176), (128, 151588), (256, 75794), (512, 37897)]