20684898

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{88397}}^1$

素因数の和:88418

約数の個数: 24

約数和(自身を含む): 48265308

約数和(自身を除く): 27580410

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 88397, 176794, 265191, 530382, 795573, 1149161, 1591146, 2298322, 3447483, 6894966, 10342449, 20684898]

約数ペア:

[(1, 20684898), (2, 10342449), (3, 6894966), (6, 3447483), (9, 2298322), (13, 1591146), (18, 1149161), (26, 795573), (39, 530382), (78, 265191), (117, 176794), (234, 88397)]