19874241

素因数分解:

$3^5\times {\mathrm{17}}^2\times {\mathrm{283}}^1$

素因数の和:332

約数の個数: 36

約数和(自身を含む): 31736432

約数和(自身を除く): 11862191

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 243, 283, 289, 459, 849, 867, 1377, 2547, 2601, 4131, 4811, 7641, 7803, 14433, 22923, 23409, 43299, 68769, 70227, 81787, 129897, 245361, 389691, 736083, 1169073, 2208249, 6624747, 19874241]

約数ペア:

[(1, 19874241), (3, 6624747), (9, 2208249), (17, 1169073), (27, 736083), (51, 389691), (81, 245361), (153, 129897), (243, 81787), (283, 70227), (289, 68769), (459, 43299), (849, 23409), (867, 22923), (1377, 14433), (2547, 7803), (2601, 7641), (4131, 4811)]