19571552

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1$

素因数の和:101

約数の個数: 144

約数和(自身を含む): 53125632

約数和(自身を除く): 33554080

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 32, 44, 47, 52, 56, 77, 88, 91, 94, 104, 112, 143, 154, 169, 176, 182, 188, 208, 224, 286, 308, 329, 338, 352, 364, 376, 416, 517, 572, 611, 616, 658, 676, 728, 752, 1001, 1034, 1144, 1183, 1222, 1232, 1316, 1352, 1456, 1504, 1859, 2002, 2068, 2288, 2366, 2444, 2464, 2632, 2704, 2912, 3619, 3718, 4004, 4136, 4277, 4576, 4732, 4888, 5264, 5408, 6721, 7238, 7436, 7943, 8008, 8272, 8554, 9464, 9776, 10528, 13013, 13442, 14476, 14872, 15886, 16016, 16544, 17108, 18928, 19552, 26026, 26884, 28952, 29744, 31772, 32032, 34216, 37856, 47047, 52052, 53768, 55601, 57904, 59488, 63544, 68432, 87373, 94094, 104104, 107536, 111202, 115808, 127088, 136864, 174746, 188188, 208208, 215072, 222404, 254176, 349492, 376376, 416416, 444808, 611611, 698984, 752752, 889616, 1223222, 1397968, 1505504, 1779232, 2446444, 2795936, 4892888, 9785776, 19571552]

約数ペア:

[(1, 19571552), (2, 9785776), (4, 4892888), (7, 2795936), (8, 2446444), (11, 1779232), (13, 1505504), (14, 1397968), (16, 1223222), (22, 889616), (26, 752752), (28, 698984), (32, 611611), (44, 444808), (47, 416416), (52, 376376), (56, 349492), (77, 254176), (88, 222404), (91, 215072), (94, 208208), (104, 188188), (112, 174746), (143, 136864), (154, 127088), (169, 115808), (176, 111202), (182, 107536), (188, 104104), (208, 94094), (224, 87373), (286, 68432), (308, 63544), (329, 59488), (338, 57904), (352, 55601), (364, 53768), (376, 52052), (416, 47047), (517, 37856), (572, 34216), (611, 32032), (616, 31772), (658, 29744), (676, 28952), (728, 26884), (752, 26026), (1001, 19552), (1034, 18928), (1144, 17108), (1183, 16544), (1222, 16016), (1232, 15886), (1316, 14872), (1352, 14476), (1456, 13442), (1504, 13013), (1859, 10528), (2002, 9776), (2068, 9464), (2288, 8554), (2366, 8272), (2444, 8008), (2464, 7943), (2632, 7436), (2704, 7238), (2912, 6721), (3619, 5408), (3718, 5264), (4004, 4888), (4136, 4732), (4277, 4576)]