20646192

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1429}}^1$

素因数の和:1490

約数の個数: 80

約数和(自身を含む): 62416640

約数和(自身を除く): 41770448

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 43, 48, 56, 84, 86, 112, 129, 168, 172, 258, 301, 336, 344, 516, 602, 688, 903, 1032, 1204, 1429, 1806, 2064, 2408, 2858, 3612, 4287, 4816, 5716, 7224, 8574, 10003, 11432, 14448, 17148, 20006, 22864, 30009, 34296, 40012, 60018, 61447, 68592, 80024, 120036, 122894, 160048, 184341, 240072, 245788, 368682, 430129, 480144, 491576, 737364, 860258, 983152, 1290387, 1474728, 1720516, 2580774, 2949456, 3441032, 5161548, 6882064, 10323096, 20646192]

約数ペア:

[(1, 20646192), (2, 10323096), (3, 6882064), (4, 5161548), (6, 3441032), (7, 2949456), (8, 2580774), (12, 1720516), (14, 1474728), (16, 1290387), (21, 983152), (24, 860258), (28, 737364), (42, 491576), (43, 480144), (48, 430129), (56, 368682), (84, 245788), (86, 240072), (112, 184341), (129, 160048), (168, 122894), (172, 120036), (258, 80024), (301, 68592), (336, 61447), (344, 60018), (516, 40012), (602, 34296), (688, 30009), (903, 22864), (1032, 20006), (1204, 17148), (1429, 14448), (1806, 11432), (2064, 10003), (2408, 8574), (2858, 7224), (3612, 5716), (4287, 4816)]