20153952

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{769}}^1$

素因数の和:805

約数の個数: 144

約数和(自身を含む): 70630560

約数和(自身を除く): 50476608

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 32, 36, 39, 42, 48, 52, 56, 63, 72, 78, 84, 91, 96, 104, 112, 117, 126, 144, 156, 168, 182, 208, 224, 234, 252, 273, 288, 312, 336, 364, 416, 468, 504, 546, 624, 672, 728, 769, 819, 936, 1008, 1092, 1248, 1456, 1538, 1638, 1872, 2016, 2184, 2307, 2912, 3076, 3276, 3744, 4368, 4614, 5383, 6152, 6552, 6921, 8736, 9228, 9997, 10766, 12304, 13104, 13842, 16149, 18456, 19994, 21532, 24608, 26208, 27684, 29991, 32298, 36912, 39988, 43064, 48447, 55368, 59982, 64596, 69979, 73824, 79976, 86128, 89973, 96894, 110736, 119964, 129192, 139958, 159952, 172256, 179946, 193788, 209937, 221472, 239928, 258384, 279916, 319904, 359892, 387576, 419874, 479856, 516768, 559832, 629811, 719784, 775152, 839748, 959712, 1119664, 1259622, 1439568, 1550304, 1679496, 2239328, 2519244, 2879136, 3358992, 5038488, 6717984, 10076976, 20153952]

約数ペア:

[(1, 20153952), (2, 10076976), (3, 6717984), (4, 5038488), (6, 3358992), (7, 2879136), (8, 2519244), (9, 2239328), (12, 1679496), (13, 1550304), (14, 1439568), (16, 1259622), (18, 1119664), (21, 959712), (24, 839748), (26, 775152), (28, 719784), (32, 629811), (36, 559832), (39, 516768), (42, 479856), (48, 419874), (52, 387576), (56, 359892), (63, 319904), (72, 279916), (78, 258384), (84, 239928), (91, 221472), (96, 209937), (104, 193788), (112, 179946), (117, 172256), (126, 159952), (144, 139958), (156, 129192), (168, 119964), (182, 110736), (208, 96894), (224, 89973), (234, 86128), (252, 79976), (273, 73824), (288, 69979), (312, 64596), (336, 59982), (364, 55368), (416, 48447), (468, 43064), (504, 39988), (546, 36912), (624, 32298), (672, 29991), (728, 27684), (769, 26208), (819, 24608), (936, 21532), (1008, 19994), (1092, 18456), (1248, 16149), (1456, 13842), (1538, 13104), (1638, 12304), (1872, 10766), (2016, 9997), (2184, 9228), (2307, 8736), (2912, 6921), (3076, 6552), (3276, 6152), (3744, 5383), (4368, 4614)]