3980386

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{149}}^1$

素因数の和:226

約数の個数: 24

約数和(自身を含む): 6515100

約数和(自身を除く): 2534714

約数列:

[1, 2, 19, 37, 38, 74, 149, 298, 361, 703, 722, 1406, 2831, 5513, 5662, 11026, 13357, 26714, 53789, 104747, 107578, 209494, 1990193, 3980386]

約数ペア:

[(1, 3980386), (2, 1990193), (19, 209494), (37, 107578), (38, 104747), (74, 53789), (149, 26714), (298, 13357), (361, 11026), (703, 5662), (722, 5513), (1406, 2831)]