19587009

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{953}}^1$

素因数の和:1017

約数の個数: 32

約数和(自身を含む): 30772224

約数和(自身を除く): 11185215

約数列:

[1, 3, 13, 17, 31, 39, 51, 93, 221, 403, 527, 663, 953, 1209, 1581, 2859, 6851, 12389, 16201, 20553, 29543, 37167, 48603, 88629, 210613, 384059, 502231, 631839, 1152177, 1506693, 6529003, 19587009]

約数ペア:

[(1, 19587009), (3, 6529003), (13, 1506693), (17, 1152177), (31, 631839), (39, 502231), (51, 384059), (93, 210613), (221, 88629), (403, 48603), (527, 37167), (663, 29543), (953, 20553), (1209, 16201), (1581, 12389), (2859, 6851)]