19793458

素因数分解:

$2^1\times {\mathrm{127}}^1\times {\mathrm{149}}^1\times {\mathrm{523}}^1$

素因数の和:801

約数の個数: 16

約数和(自身を含む): 30182400

約数和(自身を除く): 10388942

約数列:

[1, 2, 127, 149, 254, 298, 523, 1046, 18923, 37846, 66421, 77927, 132842, 155854, 9896729, 19793458]

約数ペア:

[(1, 19793458), (2, 9896729), (127, 155854), (149, 132842), (254, 77927), (298, 66421), (523, 37846), (1046, 18923)]