20608641902

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{2371}}^1\times {\mathrm{61211}}^1$

素因数の和:63655

約数の個数: 16

約数和(自身を含む): 31362090624

約数和(自身を除く): 10753448722

約数列:

[1, 2, 71, 142, 2371, 4742, 61211, 122422, 168341, 336682, 4345981, 8691962, 145131281, 290262562, 10304320951, 20608641902]

約数ペア:

[(1, 20608641902), (2, 10304320951), (71, 290262562), (142, 145131281), (2371, 8691962), (4742, 4345981), (61211, 336682), (122422, 168341)]