20898836

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{24077}}^1$

素因数の和:24119

約数の個数: 24

約数和(自身を含む): 43147776

約数和(自身を除く): 22248940

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 24077, 48154, 96308, 168539, 337078, 674156, 746387, 1492774, 2985548, 5224709, 10449418, 20898836]

約数ペア:

[(1, 20898836), (2, 10449418), (4, 5224709), (7, 2985548), (14, 1492774), (28, 746387), (31, 674156), (62, 337078), (124, 168539), (217, 96308), (434, 48154), (868, 24077)]