19828226

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{24359}}^1$

素因数の和:24409

約数の個数: 16

約数和(自身を含む): 33324480

約数和(自身を除く): 13496254

約数列:

[1, 2, 11, 22, 37, 74, 407, 814, 24359, 48718, 267949, 535898, 901283, 1802566, 9914113, 19828226]

約数ペア:

[(1, 19828226), (2, 9914113), (11, 1802566), (22, 901283), (37, 535898), (74, 267949), (407, 48718), (814, 24359)]