20316456

素因数分解:

$2^3\times 3^2\times {\mathrm{97}}^1\times {\mathrm{2909}}^1$

素因数の和:3018

約数の個数: 48

約数和(自身を含む): 55610100

約数和(自身を除く): 35293644

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 97, 194, 291, 388, 582, 776, 873, 1164, 1746, 2328, 2909, 3492, 5818, 6984, 8727, 11636, 17454, 23272, 26181, 34908, 52362, 69816, 104724, 209448, 282173, 564346, 846519, 1128692, 1693038, 2257384, 2539557, 3386076, 5079114, 6772152, 10158228, 20316456]

約数ペア:

[(1, 20316456), (2, 10158228), (3, 6772152), (4, 5079114), (6, 3386076), (8, 2539557), (9, 2257384), (12, 1693038), (18, 1128692), (24, 846519), (36, 564346), (72, 282173), (97, 209448), (194, 104724), (291, 69816), (388, 52362), (582, 34908), (776, 26181), (873, 23272), (1164, 17454), (1746, 11636), (2328, 8727), (2909, 6984), (3492, 5818)]