27818764

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{197}}^1\times {\mathrm{821}}^1$

素因数の和:1065

約数の個数: 24

約数和(自身を含む): 50128848

約数和(自身を除く): 22310084

約数列:

[1, 2, 4, 43, 86, 172, 197, 394, 788, 821, 1642, 3284, 8471, 16942, 33884, 35303, 70606, 141212, 161737, 323474, 646948, 6954691, 13909382, 27818764]

約数ペア:

[(1, 27818764), (2, 13909382), (4, 6954691), (43, 646948), (86, 323474), (172, 161737), (197, 141212), (394, 70606), (788, 35303), (821, 33884), (1642, 16942), (3284, 8471)]