19650883

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{2081}}^1$

素因数の和:2178

約数の個数: 16

約数和(自身を含む): 23984640

約数和(自身を除く): 4333757

約数列:

[1, 7, 19, 71, 133, 497, 1349, 2081, 9443, 14567, 39539, 147751, 276773, 1034257, 2807269, 19650883]

約数ペア:

[(1, 19650883), (7, 2807269), (19, 1034257), (71, 276773), (133, 147751), (497, 39539), (1349, 14567), (2081, 9443)]