20127441

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{1303}}^1$

素因数の和:1596

約数の個数: 16

約数和(自身を含む): 28375040

約数和(自身を除く): 8247599

約数列:

[1, 3, 19, 57, 271, 813, 1303, 3909, 5149, 15447, 24757, 74271, 353113, 1059339, 6709147, 20127441]

約数ペア:

[(1, 20127441), (3, 6709147), (19, 1059339), (57, 353113), (271, 74271), (813, 24757), (1303, 15447), (3909, 5149)]