217672246

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{520747}}^1$

素因数の和:520779

約数の個数: 16

約数和(自身を含む): 374938560

約数和(自身を除く): 157266314

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 520747, 1041494, 5728217, 9894193, 11456434, 19788386, 108836123, 217672246]

約数ペア:

[(1, 217672246), (2, 108836123), (11, 19788386), (19, 11456434), (22, 9894193), (38, 5728217), (209, 1041494), (418, 520747)]