20896278

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{267901}}^1$

素因数の和:267919

約数の個数: 16

約数和(自身を含む): 45007536

約数和(自身を除く): 24111258

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 267901, 535802, 803703, 1607406, 3482713, 6965426, 10448139, 20896278]

約数ペア:

[(1, 20896278), (2, 10448139), (3, 6965426), (6, 3482713), (13, 1607406), (26, 803703), (39, 535802), (78, 267901)]