20736196

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{1361}}^1$

素因数の和:1671

約数の個数: 24

約数和(自身を含む): 39241944

約数和(自身を除く): 18505748

約数列:

[1, 2, 4, 13, 26, 52, 293, 586, 1172, 1361, 2722, 3809, 5444, 7618, 15236, 17693, 35386, 70772, 398773, 797546, 1595092, 5184049, 10368098, 20736196]

約数ペア:

[(1, 20736196), (2, 10368098), (4, 5184049), (13, 1595092), (26, 797546), (52, 398773), (293, 70772), (586, 35386), (1172, 17693), (1361, 15236), (2722, 7618), (3809, 5444)]