20238435

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1367}}^1$

素因数の和:1432

約数の個数: 48

約数和(自身を含む): 40974336

約数和(自身を除く): 20735901

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 47, 63, 105, 141, 235, 315, 329, 423, 705, 987, 1367, 1645, 2115, 2961, 4101, 4935, 6835, 9569, 12303, 14805, 20505, 28707, 47845, 61515, 64249, 86121, 143535, 192747, 321245, 430605, 449743, 578241, 963735, 1349229, 2248715, 2891205, 4047687, 6746145, 20238435]

約数ペア:

[(1, 20238435), (3, 6746145), (5, 4047687), (7, 2891205), (9, 2248715), (15, 1349229), (21, 963735), (35, 578241), (45, 449743), (47, 430605), (63, 321245), (105, 192747), (141, 143535), (235, 86121), (315, 64249), (329, 61515), (423, 47845), (705, 28707), (987, 20505), (1367, 14805), (1645, 12303), (2115, 9569), (2961, 6835), (4101, 4935)]