81999152

素因数分解:

$2^4\times {\mathrm{463}}^1\times {\mathrm{11069}}^1$

素因数の和:11540

約数の個数: 20

約数和(自身を含む): 159230880

約数和(自身を除く): 77231728

約数列:

[1, 2, 4, 8, 16, 463, 926, 1852, 3704, 7408, 11069, 22138, 44276, 88552, 177104, 5124947, 10249894, 20499788, 40999576, 81999152]

約数ペア:

[(1, 81999152), (2, 40999576), (4, 20499788), (8, 10249894), (16, 5124947), (463, 177104), (926, 88552), (1852, 44276), (3704, 22138), (7408, 11069)]