20620236

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{821}}^1$

素因数の和:871

約数の個数: 96

約数和(自身を含む): 61867008

約数和(自身を除く): 41246772

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 23, 26, 28, 39, 42, 46, 52, 69, 78, 84, 91, 92, 138, 156, 161, 182, 273, 276, 299, 322, 364, 483, 546, 598, 644, 821, 897, 966, 1092, 1196, 1642, 1794, 1932, 2093, 2463, 3284, 3588, 4186, 4926, 5747, 6279, 8372, 9852, 10673, 11494, 12558, 17241, 18883, 21346, 22988, 25116, 32019, 34482, 37766, 42692, 56649, 64038, 68964, 74711, 75532, 113298, 128076, 132181, 149422, 224133, 226596, 245479, 264362, 298844, 396543, 448266, 490958, 528724, 736437, 793086, 896532, 981916, 1472874, 1586172, 1718353, 2945748, 3436706, 5155059, 6873412, 10310118, 20620236]

約数ペア:

[(1, 20620236), (2, 10310118), (3, 6873412), (4, 5155059), (6, 3436706), (7, 2945748), (12, 1718353), (13, 1586172), (14, 1472874), (21, 981916), (23, 896532), (26, 793086), (28, 736437), (39, 528724), (42, 490958), (46, 448266), (52, 396543), (69, 298844), (78, 264362), (84, 245479), (91, 226596), (92, 224133), (138, 149422), (156, 132181), (161, 128076), (182, 113298), (273, 75532), (276, 74711), (299, 68964), (322, 64038), (364, 56649), (483, 42692), (546, 37766), (598, 34482), (644, 32019), (821, 25116), (897, 22988), (966, 21346), (1092, 18883), (1196, 17241), (1642, 12558), (1794, 11494), (1932, 10673), (2093, 9852), (2463, 8372), (3284, 6279), (3588, 5747), (4186, 4926)]