19952704

素因数分解:

$2^6\times {\mathrm{71}}^1\times {\mathrm{4391}}^1$

素因数の和:4474

約数の個数: 28

約数和(自身を含む): 40160448

約数和(自身を除く): 20207744

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 142, 284, 568, 1136, 2272, 4391, 4544, 8782, 17564, 35128, 70256, 140512, 281024, 311761, 623522, 1247044, 2494088, 4988176, 9976352, 19952704]

約数ペア:

[(1, 19952704), (2, 9976352), (4, 4988176), (8, 2494088), (16, 1247044), (32, 623522), (64, 311761), (71, 281024), (142, 140512), (284, 70256), (568, 35128), (1136, 17564), (2272, 8782), (4391, 4544)]