201780198

素因数分解:

$2^1\times 3^2\times {\mathrm{11210011}}^1$

素因数の和:11210019

約数の個数: 12

約数和(自身を含む): 437190468

約数和(自身を除く): 235410270

約数列:

[1, 2, 3, 6, 9, 18, 11210011, 22420022, 33630033, 67260066, 100890099, 201780198]

約数ペア:

[(1, 201780198), (2, 100890099), (3, 67260066), (6, 33630033), (9, 22420022), (18, 11210011)]