18069296

素因数分解:

$2^4\times 7^1\times {\mathrm{161333}}^1$

素因数の和:161348

約数の個数: 20

約数和(自身を含む): 40010832

約数和(自身を除く): 21941536

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 161333, 322666, 645332, 1129331, 1290664, 2258662, 2581328, 4517324, 9034648, 18069296]

約数ペア:

[(1, 18069296), (2, 9034648), (4, 4517324), (7, 2581328), (8, 2258662), (14, 1290664), (16, 1129331), (28, 645332), (56, 322666), (112, 161333)]