20199451678

素因数分解:

$2^1\times 7^1\times {\mathrm{461}}^1\times {\mathrm{3129757}}^1$

素因数の和:3130227

約数の個数: 16

約数和(自身を含む): 34702756704

約数和(自身を除く): 14503305026

約数列:

[1, 2, 7, 14, 461, 922, 3227, 6454, 3129757, 6259514, 21908299, 43816598, 1442817977, 2885635954, 10099725839, 20199451678]

約数ペア:

[(1, 20199451678), (2, 10099725839), (7, 2885635954), (14, 1442817977), (461, 43816598), (922, 21908299), (3227, 6259514), (6454, 3129757)]