639864832

素因数分解:

$2^{12}\times {\mathrm{156217}}^1$

素因数の和:156241

約数の個数: 26

約数和(自身を含む): 1279581638

約数和(自身を除く): 639716806

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 4096, 156217, 312434, 624868, 1249736, 2499472, 4998944, 9997888, 19995776, 39991552, 79983104, 159966208, 319932416, 639864832]

約数ペア:

[(1, 639864832), (2, 319932416), (4, 159966208), (8, 79983104), (16, 39991552), (32, 19995776), (64, 9997888), (128, 4998944), (256, 2499472), (512, 1249736), (1024, 624868), (2048, 312434), (4096, 156217)]