20219350534

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{191}}^1\times {\mathrm{21613}}^1$

素因数の和:21916

約数の個数: 32

約数和(自身を含む): 31871139840

約数和(自身を除く): 11651789306

約数列:

[1, 2, 31, 62, 79, 158, 191, 382, 2449, 4898, 5921, 11842, 15089, 21613, 30178, 43226, 467759, 670003, 935518, 1340006, 1707427, 3414854, 4128083, 8256166, 52930237, 105860474, 127970573, 255941146, 326118557, 652237114, 10109675267, 20219350534]

約数ペア:

[(1, 20219350534), (2, 10109675267), (31, 652237114), (62, 326118557), (79, 255941146), (158, 127970573), (191, 105860474), (382, 52930237), (2449, 8256166), (4898, 4128083), (5921, 3414854), (11842, 1707427), (15089, 1340006), (21613, 935518), (30178, 670003), (43226, 467759)]