20807544

素因数分解:

$2^3\times 3^1\times {\mathrm{71}}^1\times {\mathrm{12211}}^1$

素因数の和:12291

約数の個数: 32

約数和(自身を含む): 52755840

約数和(自身を除く): 31948296

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 71, 142, 213, 284, 426, 568, 852, 1704, 12211, 24422, 36633, 48844, 73266, 97688, 146532, 293064, 866981, 1733962, 2600943, 3467924, 5201886, 6935848, 10403772, 20807544]

約数ペア:

[(1, 20807544), (2, 10403772), (3, 6935848), (4, 5201886), (6, 3467924), (8, 2600943), (12, 1733962), (24, 866981), (71, 293064), (142, 146532), (213, 97688), (284, 73266), (426, 48844), (568, 36633), (852, 24422), (1704, 12211)]