19420020004

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{21977}}^1$

素因数の和:22169

約数の個数: 96

約数和(自身を含む): 44898416640

約数和(自身を除く): 25478396636

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 76, 77, 133, 151, 154, 209, 266, 302, 308, 418, 532, 604, 836, 1057, 1463, 1661, 2114, 2869, 2926, 3322, 4228, 5738, 5852, 6644, 11476, 11627, 20083, 21977, 23254, 31559, 40166, 43954, 46508, 63118, 80332, 87908, 126236, 153839, 220913, 241747, 307678, 417563, 441826, 483494, 615356, 835126, 883652, 966988, 1670252, 1692229, 2922941, 3318527, 3384458, 4593193, 5845882, 6637054, 6768916, 9186386, 11691764, 13274108, 18372772, 23229689, 32152351, 36503797, 46459378, 63052013, 64304702, 73007594, 92918756, 126104026, 128609404, 146015188, 252208052, 255526579, 441364091, 511053158, 693572143, 882728182, 1022106316, 1387144286, 1765456364, 2774288572, 4855005001, 9710010002, 19420020004]

約数ペア:

[(1, 19420020004), (2, 9710010002), (4, 4855005001), (7, 2774288572), (11, 1765456364), (14, 1387144286), (19, 1022106316), (22, 882728182), (28, 693572143), (38, 511053158), (44, 441364091), (76, 255526579), (77, 252208052), (133, 146015188), (151, 128609404), (154, 126104026), (209, 92918756), (266, 73007594), (302, 64304702), (308, 63052013), (418, 46459378), (532, 36503797), (604, 32152351), (836, 23229689), (1057, 18372772), (1463, 13274108), (1661, 11691764), (2114, 9186386), (2869, 6768916), (2926, 6637054), (3322, 5845882), (4228, 4593193), (5738, 3384458), (5852, 3318527), (6644, 2922941), (11476, 1692229), (11627, 1670252), (20083, 966988), (21977, 883652), (23254, 835126), (31559, 615356), (40166, 483494), (43954, 441826), (46508, 417563), (63118, 307678), (80332, 241747), (87908, 220913), (126236, 153839)]