20674158

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{907}}^1$

素因数の和:1072

約数の個数: 32

約数和(自身を含む): 43148160

約数和(自身を除く): 22474002

約数列:

[1, 2, 3, 6, 29, 58, 87, 131, 174, 262, 393, 786, 907, 1814, 2721, 3799, 5442, 7598, 11397, 22794, 26303, 52606, 78909, 118817, 157818, 237634, 356451, 712902, 3445693, 6891386, 10337079, 20674158]

約数ペア:

[(1, 20674158), (2, 10337079), (3, 6891386), (6, 3445693), (29, 712902), (58, 356451), (87, 237634), (131, 157818), (174, 118817), (262, 78909), (393, 52606), (786, 26303), (907, 22794), (1814, 11397), (2721, 7598), (3799, 5442)]