20357890688

素因数分解:

$2^7\times {\mathrm{811}}^1\times {\mathrm{196111}}^1$

素因数の和:196936

約数の個数: 32

約数和(自身を含む): 40606950720

約数和(自身を除く): 20249060032

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 811, 1622, 3244, 6488, 12976, 25952, 51904, 103808, 196111, 392222, 784444, 1568888, 3137776, 6275552, 12551104, 25102208, 159046021, 318092042, 636184084, 1272368168, 2544736336, 5089472672, 10178945344, 20357890688]

約数ペア:

[(1, 20357890688), (2, 10178945344), (4, 5089472672), (8, 2544736336), (16, 1272368168), (32, 636184084), (64, 318092042), (128, 159046021), (811, 25102208), (1622, 12551104), (3244, 6275552), (6488, 3137776), (12976, 1568888), (25952, 784444), (51904, 392222), (103808, 196111)]