20206172

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{23279}}^1$

素因数の和:23321

約数の個数: 24

約数和(自身を含む): 41717760

約数和(自身を除く): 21511588

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 23279, 46558, 93116, 162953, 325906, 651812, 721649, 1443298, 2886596, 5051543, 10103086, 20206172]

約数ペア:

[(1, 20206172), (2, 10103086), (4, 5051543), (7, 2886596), (14, 1443298), (28, 721649), (31, 651812), (62, 325906), (124, 162953), (217, 93116), (434, 46558), (868, 23279)]