201898090

素因数分解:

$2^1\times 5^1\times {\mathrm{311}}^1\times {\mathrm{64919}}^1$

素因数の和:65237

約数の個数: 16

約数和(自身を含む): 364590720

約数和(自身を除く): 162692630

約数列:

[1, 2, 5, 10, 311, 622, 1555, 3110, 64919, 129838, 324595, 649190, 20189809, 40379618, 100949045, 201898090]

約数ペア:

[(1, 201898090), (2, 100949045), (5, 40379618), (10, 20189809), (311, 649190), (622, 324595), (1555, 129838), (3110, 64919)]