20306442

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{260339}}^1$

素因数の和:260357

約数の個数: 16

約数和(自身を含む): 43737120

約数和(自身を除く): 23430678

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 260339, 520678, 781017, 1562034, 3384407, 6768814, 10153221, 20306442]

約数ペア:

[(1, 20306442), (2, 10153221), (3, 6768814), (6, 3384407), (13, 1562034), (26, 781017), (39, 520678), (78, 260339)]