218889702

素因数分解:

$2^1\times 3^4\times {\mathrm{1351171}}^1$

素因数の和:1351185

約数の個数: 20

約数和(自身を含む): 490475436

約数和(自身を除く): 271585734

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 1351171, 2702342, 4053513, 8107026, 12160539, 24321078, 36481617, 72963234, 109444851, 218889702]

約数ペア:

[(1, 218889702), (2, 109444851), (3, 72963234), (6, 36481617), (9, 24321078), (18, 12160539), (27, 8107026), (54, 4053513), (81, 2702342), (162, 1351171)]