19417892

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{1453}}^1$

素因数の和:1727

約数の個数: 24

約数和(自身を含む): 36762936

約数和(自身を除く): 17345044

約数列:

[1, 2, 4, 13, 26, 52, 257, 514, 1028, 1453, 2906, 3341, 5812, 6682, 13364, 18889, 37778, 75556, 373421, 746842, 1493684, 4854473, 9708946, 19417892]

約数ペア:

[(1, 19417892), (2, 9708946), (4, 4854473), (13, 1493684), (26, 746842), (52, 373421), (257, 75556), (514, 37778), (1028, 18889), (1453, 13364), (2906, 6682), (3341, 5812)]