30689978

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{73421}}^1$

素因数の和:73453

約数の個数: 16

約数和(自身を含む): 52863840

約数和(自身を除く): 22173862

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 73421, 146842, 807631, 1394999, 1615262, 2789998, 15344989, 30689978]

約数ペア:

[(1, 30689978), (2, 15344989), (11, 2789998), (19, 1615262), (22, 1394999), (38, 807631), (209, 146842), (418, 73421)]