20902726

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{617}}^1\times {\mathrm{1303}}^1$

素因数の和:1935

約数の個数: 16

約数和(自身を含む): 33846624

約数和(自身を除く): 12943898

約数列:

[1, 2, 13, 26, 617, 1234, 1303, 2606, 8021, 16042, 16939, 33878, 803951, 1607902, 10451363, 20902726]

約数ペア:

[(1, 20902726), (2, 10451363), (13, 1607902), (26, 803951), (617, 33878), (1234, 16939), (1303, 16042), (2606, 8021)]