20194990207

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{616321}}^1$

素因数の和:616510

約数の個数: 16

約数和(自身を含む): 23982321664

約数和(自身を除く): 3787331457

約数列:

[1, 7, 31, 151, 217, 1057, 4681, 32767, 616321, 4314247, 19105951, 93064471, 133741657, 651451297, 2884998601, 20194990207]

約数ペア:

[(1, 20194990207), (7, 2884998601), (31, 651451297), (151, 133741657), (217, 93064471), (1057, 19105951), (4681, 4314247), (32767, 616321)]