19728

素因数分解:

$2^4\times 3^2\times {\mathrm{137}}^1$

素因数の和:151

約数の個数: 30

約数和(自身を含む): 55614

約数和(自身を除く): 35886

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 137, 144, 274, 411, 548, 822, 1096, 1233, 1644, 2192, 2466, 3288, 4932, 6576, 9864, 19728]

約数ペア:

[(1, 19728), (2, 9864), (3, 6576), (4, 4932), (6, 3288), (8, 2466), (9, 2192), (12, 1644), (16, 1233), (18, 1096), (24, 822), (36, 548), (48, 411), (72, 274), (137, 144)]