81833168

素因数分解:

$2^4\times {\mathrm{907}}^1\times {\mathrm{5639}}^1$

素因数の和:6554

約数の個数: 20

約数和(自身を含む): 158754720

約数和(自身を除く): 76921552

約数列:

[1, 2, 4, 8, 16, 907, 1814, 3628, 5639, 7256, 11278, 14512, 22556, 45112, 90224, 5114573, 10229146, 20458292, 40916584, 81833168]

約数ペア:

[(1, 81833168), (2, 40916584), (4, 20458292), (8, 10229146), (16, 5114573), (907, 90224), (1814, 45112), (3628, 22556), (5639, 14512), (7256, 11278)]