18906768

素因数分解:

$2^4\times 3^2\times {\mathrm{131297}}^1$

素因数の和:131311

約数の個数: 30

約数和(自身を含む): 52913094

約数和(自身を除く): 34006326

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 131297, 262594, 393891, 525188, 787782, 1050376, 1181673, 1575564, 2100752, 2363346, 3151128, 4726692, 6302256, 9453384, 18906768]

約数ペア:

[(1, 18906768), (2, 9453384), (3, 6302256), (4, 4726692), (6, 3151128), (8, 2363346), (9, 2100752), (12, 1575564), (16, 1181673), (18, 1050376), (24, 787782), (36, 525188), (48, 393891), (72, 262594), (144, 131297)]