19946346

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{4357}}^1$

素因数の和:4478

約数の個数: 32

約数和(自身を含む): 46020480

約数和(自身を除く): 26074134

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 109, 218, 327, 654, 763, 1526, 2289, 4357, 4578, 8714, 13071, 26142, 30499, 60998, 91497, 182994, 474913, 949826, 1424739, 2849478, 3324391, 6648782, 9973173, 19946346]

約数ペア:

[(1, 19946346), (2, 9973173), (3, 6648782), (6, 3324391), (7, 2849478), (14, 1424739), (21, 949826), (42, 474913), (109, 182994), (218, 91497), (327, 60998), (654, 30499), (763, 26142), (1526, 13071), (2289, 8714), (4357, 4578)]