649221632

素因数分解:

$2^9\times {\mathrm{1268011}}^1$

素因数の和:1268029

約数の個数: 20

約数和(自身を含む): 1297176276

約数和(自身を除く): 647954644

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1268011, 2536022, 5072044, 10144088, 20288176, 40576352, 81152704, 162305408, 324610816, 649221632]

約数ペア:

[(1, 649221632), (2, 324610816), (4, 162305408), (8, 81152704), (16, 40576352), (32, 20288176), (64, 10144088), (128, 5072044), (256, 2536022), (512, 1268011)]