20846618

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{661}}^1\times {\mathrm{1213}}^1$

素因数の和:1889

約数の個数: 16

約数和(自身を含む): 33754056

約数和(自身を除く): 12907438

約数列:

[1, 2, 13, 26, 661, 1213, 1322, 2426, 8593, 15769, 17186, 31538, 801793, 1603586, 10423309, 20846618]

約数ペア:

[(1, 20846618), (2, 10423309), (13, 1603586), (26, 801793), (661, 31538), (1213, 17186), (1322, 15769), (2426, 8593)]