19903806727

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{727}}^1\times {\mathrm{134867}}^1$

素因数の和:135630

約数の個数: 16

約数和(自身を含む): 23564136960

約数和(自身を除く): 3660330233

約数列:

[1, 7, 29, 203, 727, 5089, 21083, 134867, 147581, 944069, 3911143, 27378001, 98048309, 686338163, 2843400961, 19903806727]

約数ペア:

[(1, 19903806727), (7, 2843400961), (29, 686338163), (203, 98048309), (727, 27378001), (5089, 3911143), (21083, 944069), (134867, 147581)]