20569072

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{16273}}^1$

素因数の和:16360

約数の個数: 20

約数和(自身を含む): 40359520

約数和(自身を除く): 19790448

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 16273, 32546, 65092, 130184, 260368, 1285567, 2571134, 5142268, 10284536, 20569072]

約数ペア:

[(1, 20569072), (2, 10284536), (4, 5142268), (8, 2571134), (16, 1285567), (79, 260368), (158, 130184), (316, 65092), (632, 32546), (1264, 16273)]