19258728

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{251}}^1$

素因数の和:422

約数の個数: 64

約数和(自身を含む): 50803200

約数和(自身を除く): 31544472

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 46, 69, 92, 138, 139, 184, 251, 276, 278, 417, 502, 552, 556, 753, 834, 1004, 1112, 1506, 1668, 2008, 3012, 3197, 3336, 5773, 6024, 6394, 9591, 11546, 12788, 17319, 19182, 23092, 25576, 34638, 34889, 38364, 46184, 69276, 69778, 76728, 104667, 138552, 139556, 209334, 279112, 418668, 802447, 837336, 1604894, 2407341, 3209788, 4814682, 6419576, 9629364, 19258728]

約数ペア:

[(1, 19258728), (2, 9629364), (3, 6419576), (4, 4814682), (6, 3209788), (8, 2407341), (12, 1604894), (23, 837336), (24, 802447), (46, 418668), (69, 279112), (92, 209334), (138, 139556), (139, 138552), (184, 104667), (251, 76728), (276, 69778), (278, 69276), (417, 46184), (502, 38364), (552, 34889), (556, 34638), (753, 25576), (834, 23092), (1004, 19182), (1112, 17319), (1506, 12788), (1668, 11546), (2008, 9591), (3012, 6394), (3197, 6024), (3336, 5773)]