20220920993

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{161137}}^1$

素因数の和:161361

約数の個数: 24

約数和(自身を含む): 25460448552

約数和(自身を除く): 5239527559

約数列:

[1, 7, 13, 49, 91, 197, 637, 1379, 2561, 9653, 17927, 125489, 161137, 1127959, 2094781, 7895713, 14663467, 31743989, 102644269, 222207923, 412671857, 1555455461, 2888702999, 20220920993]

約数ペア:

[(1, 20220920993), (7, 2888702999), (13, 1555455461), (49, 412671857), (91, 222207923), (197, 102644269), (637, 31743989), (1379, 14663467), (2561, 7895713), (9653, 2094781), (17927, 1127959), (125489, 161137)]