20884536

素因数分解:

$2^3\times 3^2\times {\mathrm{431}}^1\times {\mathrm{673}}^1$

素因数の和:1116

約数の個数: 48

約数和(自身を含む): 56777760

約数和(自身を除く): 35893224

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 431, 673, 862, 1293, 1346, 1724, 2019, 2586, 2692, 3448, 3879, 4038, 5172, 5384, 6057, 7758, 8076, 10344, 12114, 15516, 16152, 24228, 31032, 48456, 290063, 580126, 870189, 1160252, 1740378, 2320504, 2610567, 3480756, 5221134, 6961512, 10442268, 20884536]

約数ペア:

[(1, 20884536), (2, 10442268), (3, 6961512), (4, 5221134), (6, 3480756), (8, 2610567), (9, 2320504), (12, 1740378), (18, 1160252), (24, 870189), (36, 580126), (72, 290063), (431, 48456), (673, 31032), (862, 24228), (1293, 16152), (1346, 15516), (1724, 12114), (2019, 10344), (2586, 8076), (2692, 7758), (3448, 6057), (3879, 5384), (4038, 5172)]