20194247392

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{140269}}^1$

素因数の和:140699

約数の個数: 48

約数和(自身を含む): 43478089200

約数和(自身を除く): 23283841808

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 176, 352, 409, 818, 1636, 3272, 4499, 6544, 8998, 13088, 17996, 35992, 71984, 140269, 143968, 280538, 561076, 1122152, 1542959, 2244304, 3085918, 4488608, 6171836, 12343672, 24687344, 49374688, 57370021, 114740042, 229480084, 458960168, 631070231, 917920336, 1262140462, 1835840672, 2524280924, 5048561848, 10097123696, 20194247392]

約数ペア:

[(1, 20194247392), (2, 10097123696), (4, 5048561848), (8, 2524280924), (11, 1835840672), (16, 1262140462), (22, 917920336), (32, 631070231), (44, 458960168), (88, 229480084), (176, 114740042), (352, 57370021), (409, 49374688), (818, 24687344), (1636, 12343672), (3272, 6171836), (4499, 4488608), (6544, 3085918), (8998, 2244304), (13088, 1542959), (17996, 1122152), (35992, 561076), (71984, 280538), (140269, 143968)]