20199887204

素因数分解:

$2^2\times 7^2\times {\mathrm{193}}^1\times {\mathrm{533993}}^1$

素因数の和:534204

約数の個数: 36

約数和(自身を含む): 41334339564

約数和(自身を除く): 21134452360

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 193, 196, 386, 772, 1351, 2702, 5404, 9457, 18914, 37828, 533993, 1067986, 2135972, 3737951, 7475902, 14951804, 26165657, 52331314, 103060649, 104662628, 206121298, 412242596, 721424543, 1442849086, 2885698172, 5049971801, 10099943602, 20199887204]

約数ペア:

[(1, 20199887204), (2, 10099943602), (4, 5049971801), (7, 2885698172), (14, 1442849086), (28, 721424543), (49, 412242596), (98, 206121298), (193, 104662628), (196, 103060649), (386, 52331314), (772, 26165657), (1351, 14951804), (2702, 7475902), (5404, 3737951), (9457, 2135972), (18914, 1067986), (37828, 533993)]