20469839

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{307}}^1$

素因数の和:566

約数の個数: 16

約数和(自身を含む): 23181312

約数和(自身を除く): 2711473

約数列:

[1, 13, 23, 223, 299, 307, 2899, 3991, 5129, 7061, 66677, 68461, 91793, 889993, 1574603, 20469839]

約数ペア:

[(1, 20469839), (13, 1574603), (23, 889993), (223, 91793), (299, 68461), (307, 66677), (2899, 7061), (3991, 5129)]