20380545458

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{111981019}}^1$

素因数の和:111981041

約数の個数: 16

約数和(自身を含む): 37625622720

約数和(自身を除く): 17245077262

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 111981019, 223962038, 783867133, 1455753247, 1567734266, 2911506494, 10190272729, 20380545458]

約数ペア:

[(1, 20380545458), (2, 10190272729), (7, 2911506494), (13, 1567734266), (14, 1455753247), (26, 783867133), (91, 223962038), (182, 111981019)]