20199137305

素因数分解:

$5^1\times {\mathrm{257}}^1\times {\mathrm{313}}^1\times {\mathrm{50221}}^1$

素因数の和:50796

約数の個数: 16

約数和(自身を含む): 24411507984

約数和(自身を除く): 4212370679

約数列:

[1, 5, 257, 313, 1285, 1565, 50221, 80441, 251105, 402205, 12906797, 15719173, 64533985, 78595865, 4039827461, 20199137305]

約数ペア:

[(1, 20199137305), (5, 4039827461), (257, 78595865), (313, 64533985), (1285, 15719173), (1565, 12906797), (50221, 402205), (80441, 251105)]