20490746

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{26203}}^1$

素因数の和:26245

約数の個数: 16

約数和(自身を含む): 33960384

約数和(自身を除く): 13469638

約数列:

[1, 2, 17, 23, 34, 46, 391, 782, 26203, 52406, 445451, 602669, 890902, 1205338, 10245373, 20490746]

約数ペア:

[(1, 20490746), (2, 10245373), (17, 1205338), (23, 890902), (34, 602669), (46, 445451), (391, 52406), (782, 26203)]