20609418276

素因数分解:

$2^2\times 3^3\times {\mathrm{61}}^1\times {\mathrm{1213}}^1\times {\mathrm{2579}}^1$

素因数の和:3866

約数の個数: 96

約数和(自身を含む): 54373603200

約数和(自身を除く): 33764184924

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 61, 108, 122, 183, 244, 366, 549, 732, 1098, 1213, 1647, 2196, 2426, 2579, 3294, 3639, 4852, 5158, 6588, 7278, 7737, 10316, 10917, 14556, 15474, 21834, 23211, 30948, 32751, 43668, 46422, 65502, 69633, 73993, 92844, 131004, 139266, 147986, 157319, 221979, 278532, 295972, 314638, 443958, 471957, 629276, 665937, 887916, 943914, 1331874, 1415871, 1887828, 1997811, 2663748, 2831742, 3128327, 3995622, 4247613, 5663484, 6256654, 7991244, 8495226, 9384981, 12513308, 16990452, 18769962, 28154943, 37539924, 56309886, 84464829, 112619772, 168929658, 190827947, 337859316, 381655894, 572483841, 763311788, 1144967682, 1717451523, 2289935364, 3434903046, 5152354569, 6869806092, 10304709138, 20609418276]

約数ペア:

[(1, 20609418276), (2, 10304709138), (3, 6869806092), (4, 5152354569), (6, 3434903046), (9, 2289935364), (12, 1717451523), (18, 1144967682), (27, 763311788), (36, 572483841), (54, 381655894), (61, 337859316), (108, 190827947), (122, 168929658), (183, 112619772), (244, 84464829), (366, 56309886), (549, 37539924), (732, 28154943), (1098, 18769962), (1213, 16990452), (1647, 12513308), (2196, 9384981), (2426, 8495226), (2579, 7991244), (3294, 6256654), (3639, 5663484), (4852, 4247613), (5158, 3995622), (6588, 3128327), (7278, 2831742), (7737, 2663748), (10316, 1997811), (10917, 1887828), (14556, 1415871), (15474, 1331874), (21834, 943914), (23211, 887916), (30948, 665937), (32751, 629276), (43668, 471957), (46422, 443958), (65502, 314638), (69633, 295972), (73993, 278532), (92844, 221979), (131004, 157319), (139266, 147986)]