20855466

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{39953}}^1$

素因数の和:39990

約数の個数: 24

約数和(自身を含む): 46746180

約数和(自身を除く): 25890714

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 174, 261, 522, 39953, 79906, 119859, 239718, 359577, 719154, 1158637, 2317274, 3475911, 6951822, 10427733, 20855466]

約数ペア:

[(1, 20855466), (2, 10427733), (3, 6951822), (6, 3475911), (9, 2317274), (18, 1158637), (29, 719154), (58, 359577), (87, 239718), (174, 119859), (261, 79906), (522, 39953)]