16971864

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1$

素因数の和:457

約数の個数: 128

約数和(自身を含む): 55104000

約数和(自身を除く): 38132136

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 19, 21, 24, 26, 28, 38, 39, 42, 52, 56, 57, 76, 78, 84, 91, 104, 114, 133, 152, 156, 168, 182, 228, 247, 266, 273, 312, 364, 399, 409, 456, 494, 532, 546, 728, 741, 798, 818, 988, 1064, 1092, 1227, 1482, 1596, 1636, 1729, 1976, 2184, 2454, 2863, 2964, 3192, 3272, 3458, 4908, 5187, 5317, 5726, 5928, 6916, 7771, 8589, 9816, 10374, 10634, 11452, 13832, 15542, 15951, 17178, 20748, 21268, 22904, 23313, 31084, 31902, 34356, 37219, 41496, 42536, 46626, 54397, 62168, 63804, 68712, 74438, 93252, 101023, 108794, 111657, 127608, 148876, 163191, 186504, 202046, 217588, 223314, 297752, 303069, 326382, 404092, 435176, 446628, 606138, 652764, 707161, 808184, 893256, 1212276, 1305528, 1414322, 2121483, 2424552, 2828644, 4242966, 5657288, 8485932, 16971864]

約数ペア:

[(1, 16971864), (2, 8485932), (3, 5657288), (4, 4242966), (6, 2828644), (7, 2424552), (8, 2121483), (12, 1414322), (13, 1305528), (14, 1212276), (19, 893256), (21, 808184), (24, 707161), (26, 652764), (28, 606138), (38, 446628), (39, 435176), (42, 404092), (52, 326382), (56, 303069), (57, 297752), (76, 223314), (78, 217588), (84, 202046), (91, 186504), (104, 163191), (114, 148876), (133, 127608), (152, 111657), (156, 108794), (168, 101023), (182, 93252), (228, 74438), (247, 68712), (266, 63804), (273, 62168), (312, 54397), (364, 46626), (399, 42536), (409, 41496), (456, 37219), (494, 34356), (532, 31902), (546, 31084), (728, 23313), (741, 22904), (798, 21268), (818, 20748), (988, 17178), (1064, 15951), (1092, 15542), (1227, 13832), (1482, 11452), (1596, 10634), (1636, 10374), (1729, 9816), (1976, 8589), (2184, 7771), (2454, 6916), (2863, 5928), (2964, 5726), (3192, 5317), (3272, 5187), (3458, 4908)]