20115289936

素因数分解:

$2^4\times 7^1\times {\mathrm{67}}^1\times {\mathrm{2680609}}^1$

素因数の和:2680691

約数の個数: 40

約数和(自身を含む): 45205807040

約数和(自身を除く): 25090517104

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 67, 112, 134, 268, 469, 536, 938, 1072, 1876, 3752, 7504, 2680609, 5361218, 10722436, 18764263, 21444872, 37528526, 42889744, 75057052, 150114104, 179600803, 300228208, 359201606, 718403212, 1257205621, 1436806424, 2514411242, 2873612848, 5028822484, 10057644968, 20115289936]

約数ペア:

[(1, 20115289936), (2, 10057644968), (4, 5028822484), (7, 2873612848), (8, 2514411242), (14, 1436806424), (16, 1257205621), (28, 718403212), (56, 359201606), (67, 300228208), (112, 179600803), (134, 150114104), (268, 75057052), (469, 42889744), (536, 37528526), (938, 21444872), (1072, 18764263), (1876, 10722436), (3752, 5361218), (7504, 2680609)]