18695974

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{8761}}^1$

素因数の和:8871

約数の個数: 16

約数和(自身を含む): 30912336

約数和(自身を除く): 12216362

約数列:

[1, 2, 11, 22, 97, 194, 1067, 2134, 8761, 17522, 96371, 192742, 849817, 1699634, 9347987, 18695974]

約数ペア:

[(1, 18695974), (2, 9347987), (11, 1699634), (22, 849817), (97, 192742), (194, 96371), (1067, 17522), (2134, 8761)]