20197666

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{14489}}^1$

素因数の和:14549

約数の個数: 16

約数和(自身を含む): 32863320

約数和(自身を除く): 12665654

約数列:

[1, 2, 17, 34, 41, 82, 697, 1394, 14489, 28978, 246313, 492626, 594049, 1188098, 10098833, 20197666]

約数ペア:

[(1, 20197666), (2, 10098833), (17, 1188098), (34, 594049), (41, 492626), (82, 246313), (697, 28978), (1394, 14489)]