19307379

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{359}}^1$

素因数の和:579

約数の個数: 32

約数和(自身を含む): 31933440

約数和(自身を除く): 12626061

約数列:

[1, 3, 7, 13, 21, 39, 91, 197, 273, 359, 591, 1077, 1379, 2513, 2561, 4137, 4667, 7539, 7683, 14001, 17927, 32669, 53781, 70723, 98007, 212169, 495061, 919399, 1485183, 2758197, 6435793, 19307379]

約数ペア:

[(1, 19307379), (3, 6435793), (7, 2758197), (13, 1485183), (21, 919399), (39, 495061), (91, 212169), (197, 98007), (273, 70723), (359, 53781), (591, 32669), (1077, 17927), (1379, 14001), (2513, 7683), (2561, 7539), (4137, 4667)]