20003824

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{17609}}^1$

素因数の和:17688

約数の個数: 20

約数和(自身を含む): 39305520

約数和(自身を除く): 19301696

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 17609, 35218, 70436, 140872, 281744, 1250239, 2500478, 5000956, 10001912, 20003824]

約数ペア:

[(1, 20003824), (2, 10001912), (4, 5000956), (8, 2500478), (16, 1250239), (71, 281744), (142, 140872), (284, 70436), (568, 35218), (1136, 17609)]