20508765990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{683625533}}^1$

素因数の和:683625543

約数の個数: 16

約数和(自身を含む): 49221038448

約数和(自身を除く): 28712272458

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 683625533, 1367251066, 2050876599, 3418127665, 4101753198, 6836255330, 10254382995, 20508765990]

約数ペア:

[(1, 20508765990), (2, 10254382995), (3, 6836255330), (5, 4101753198), (6, 3418127665), (10, 2050876599), (15, 1367251066), (30, 683625533)]