1990077430

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{18091613}}^1$

素因数の和:18091631

約数の個数: 16

約数和(自身を含む): 3907788624

約数和(自身を除く): 1917711194

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 18091613, 36183226, 90458065, 180916130, 199007743, 398015486, 995038715, 1990077430]

約数ペア:

[(1, 1990077430), (2, 995038715), (5, 398015486), (10, 199007743), (11, 180916130), (22, 90458065), (55, 36183226), (110, 18091613)]