17942704

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{86263}}^1$

素因数の和:86284

約数の個数: 20

約数和(自身を含む): 37438576

約数和(自身を除く): 19495872

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 86263, 172526, 345052, 690104, 1121419, 1380208, 2242838, 4485676, 8971352, 17942704]

約数ペア:

[(1, 17942704), (2, 8971352), (4, 4485676), (8, 2242838), (13, 1380208), (16, 1121419), (26, 690104), (52, 345052), (104, 172526), (208, 86263)]