19765106452

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3217}}^1\times {\mathrm{16879}}^1$

素因数の和:20120

約数の個数: 48

約数和(自身を含む): 42586754560

約数和(自身を除く): 22821648108

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 3217, 6434, 12868, 16879, 22519, 33758, 41821, 45038, 67516, 83642, 90076, 118153, 167284, 219427, 236306, 292747, 438854, 472612, 585494, 877708, 1170988, 1535989, 3071978, 6143956, 54299743, 108599486, 217198972, 380098201, 705896659, 760196402, 1411793318, 1520392804, 2823586636, 4941276613, 9882553226, 19765106452]

約数ペア:

[(1, 19765106452), (2, 9882553226), (4, 4941276613), (7, 2823586636), (13, 1520392804), (14, 1411793318), (26, 760196402), (28, 705896659), (52, 380098201), (91, 217198972), (182, 108599486), (364, 54299743), (3217, 6143956), (6434, 3071978), (12868, 1535989), (16879, 1170988), (22519, 877708), (33758, 585494), (41821, 472612), (45038, 438854), (67516, 292747), (83642, 236306), (90076, 219427), (118153, 167284)]