20247836

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{23327}}^1$

素因数の和:23369

約数の個数: 24

約数和(自身を含む): 41803776

約数和(自身を除く): 21555940

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 23327, 46654, 93308, 163289, 326578, 653156, 723137, 1446274, 2892548, 5061959, 10123918, 20247836]

約数ペア:

[(1, 20247836), (2, 10123918), (4, 5061959), (7, 2892548), (14, 1446274), (28, 723137), (31, 653156), (62, 326578), (124, 163289), (217, 93308), (434, 46654), (868, 23327)]