19800144

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1511}}^1$

素因数の和:1545

約数の個数: 120

約数和(自身を含む): 68245632

約数和(自身を除く): 48445488

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 36, 39, 42, 48, 52, 56, 63, 72, 78, 84, 91, 104, 112, 117, 126, 144, 156, 168, 182, 208, 234, 252, 273, 312, 336, 364, 468, 504, 546, 624, 728, 819, 936, 1008, 1092, 1456, 1511, 1638, 1872, 2184, 3022, 3276, 4368, 4533, 6044, 6552, 9066, 10577, 12088, 13104, 13599, 18132, 19643, 21154, 24176, 27198, 31731, 36264, 39286, 42308, 54396, 58929, 63462, 72528, 78572, 84616, 95193, 108792, 117858, 126924, 137501, 157144, 169232, 176787, 190386, 217584, 235716, 253848, 275002, 314288, 353574, 380772, 412503, 471432, 507696, 550004, 707148, 761544, 825006, 942864, 1100008, 1237509, 1414296, 1523088, 1650012, 2200016, 2475018, 2828592, 3300024, 4950036, 6600048, 9900072, 19800144]

約数ペア:

[(1, 19800144), (2, 9900072), (3, 6600048), (4, 4950036), (6, 3300024), (7, 2828592), (8, 2475018), (9, 2200016), (12, 1650012), (13, 1523088), (14, 1414296), (16, 1237509), (18, 1100008), (21, 942864), (24, 825006), (26, 761544), (28, 707148), (36, 550004), (39, 507696), (42, 471432), (48, 412503), (52, 380772), (56, 353574), (63, 314288), (72, 275002), (78, 253848), (84, 235716), (91, 217584), (104, 190386), (112, 176787), (117, 169232), (126, 157144), (144, 137501), (156, 126924), (168, 117858), (182, 108792), (208, 95193), (234, 84616), (252, 78572), (273, 72528), (312, 63462), (336, 58929), (364, 54396), (468, 42308), (504, 39286), (546, 36264), (624, 31731), (728, 27198), (819, 24176), (936, 21154), (1008, 19643), (1092, 18132), (1456, 13599), (1511, 13104), (1638, 12088), (1872, 10577), (2184, 9066), (3022, 6552), (3276, 6044), (4368, 4533)]