18419884

素因数分解:

$2^2\times 7^2\times {\mathrm{93979}}^1$

素因数の和:93997

約数の個数: 18

約数和(自身を含む): 37498020

約数和(自身を除く): 19078136

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 93979, 187958, 375916, 657853, 1315706, 2631412, 4604971, 9209942, 18419884]

約数ペア:

[(1, 18419884), (2, 9209942), (4, 4604971), (7, 2631412), (14, 1315706), (28, 657853), (49, 375916), (98, 187958), (196, 93979)]