20218752

素因数分解:

$2^7\times 3^2\times {\mathrm{17551}}^1$

素因数の和:17571

約数の個数: 48

約数和(自身を含む): 58184880

約数和(自身を除く): 37966128

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 288, 384, 576, 1152, 17551, 35102, 52653, 70204, 105306, 140408, 157959, 210612, 280816, 315918, 421224, 561632, 631836, 842448, 1123264, 1263672, 1684896, 2246528, 2527344, 3369792, 5054688, 6739584, 10109376, 20218752]

約数ペア:

[(1, 20218752), (2, 10109376), (3, 6739584), (4, 5054688), (6, 3369792), (8, 2527344), (9, 2246528), (12, 1684896), (16, 1263672), (18, 1123264), (24, 842448), (32, 631836), (36, 561632), (48, 421224), (64, 315918), (72, 280816), (96, 210612), (128, 157959), (144, 140408), (192, 105306), (288, 70204), (384, 52653), (576, 35102), (1152, 17551)]