19495770

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:204

約数の個数: 128

約数和(自身を含む): 58392576

約数和(自身を除く): 38896806

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 30, 34, 35, 42, 43, 51, 70, 85, 86, 102, 105, 119, 127, 129, 170, 210, 215, 238, 254, 255, 258, 301, 357, 381, 430, 510, 595, 602, 635, 645, 714, 731, 762, 889, 903, 1190, 1270, 1290, 1462, 1505, 1778, 1785, 1806, 1905, 2159, 2193, 2667, 3010, 3570, 3655, 3810, 4318, 4386, 4445, 4515, 5117, 5334, 5461, 6477, 7310, 8890, 9030, 10234, 10795, 10922, 10965, 12954, 13335, 15113, 15351, 16383, 21590, 21930, 25585, 26670, 27305, 30226, 30702, 32385, 32766, 38227, 45339, 51170, 54610, 64770, 75565, 76454, 76755, 81915, 90678, 92837, 114681, 151130, 153510, 163830, 185674, 191135, 226695, 229362, 278511, 382270, 453390, 464185, 557022, 573405, 649859, 928370, 1146810, 1299718, 1392555, 1949577, 2785110, 3249295, 3899154, 6498590, 9747885, 19495770]

約数ペア:

[(1, 19495770), (2, 9747885), (3, 6498590), (5, 3899154), (6, 3249295), (7, 2785110), (10, 1949577), (14, 1392555), (15, 1299718), (17, 1146810), (21, 928370), (30, 649859), (34, 573405), (35, 557022), (42, 464185), (43, 453390), (51, 382270), (70, 278511), (85, 229362), (86, 226695), (102, 191135), (105, 185674), (119, 163830), (127, 153510), (129, 151130), (170, 114681), (210, 92837), (215, 90678), (238, 81915), (254, 76755), (255, 76454), (258, 75565), (301, 64770), (357, 54610), (381, 51170), (430, 45339), (510, 38227), (595, 32766), (602, 32385), (635, 30702), (645, 30226), (714, 27305), (731, 26670), (762, 25585), (889, 21930), (903, 21590), (1190, 16383), (1270, 15351), (1290, 15113), (1462, 13335), (1505, 12954), (1778, 10965), (1785, 10922), (1806, 10795), (1905, 10234), (2159, 9030), (2193, 8890), (2667, 7310), (3010, 6477), (3570, 5461), (3655, 5334), (3810, 5117), (4318, 4515), (4386, 4445)]