19489131738

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^2\times {\mathrm{131}}^1\times {\mathrm{9533}}^1$

素因数の和:9709

約数の個数: 96

約数和(自身を含む): 46362697920

約数和(自身を除く): 26873566182

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 102, 131, 153, 262, 289, 306, 393, 459, 578, 786, 867, 918, 1179, 1734, 2227, 2358, 2601, 3537, 4454, 5202, 6681, 7074, 7803, 9533, 13362, 15606, 19066, 20043, 28599, 37859, 40086, 57198, 60129, 75718, 85797, 113577, 120258, 162061, 171594, 227154, 257391, 324122, 340731, 486183, 514782, 681462, 972366, 1022193, 1248823, 1458549, 2044386, 2497646, 2755037, 2917098, 3746469, 4375647, 5510074, 7492938, 8265111, 8751294, 11239407, 16530222, 21229991, 22478814, 24795333, 33718221, 42459982, 49590666, 63689973, 67436442, 74385999, 127379946, 148771998, 191069919, 360909847, 382139838, 573209757, 721819694, 1082729541, 1146419514, 2165459082, 3248188623, 6496377246, 9744565869, 19489131738]

約数ペア:

[(1, 19489131738), (2, 9744565869), (3, 6496377246), (6, 3248188623), (9, 2165459082), (17, 1146419514), (18, 1082729541), (27, 721819694), (34, 573209757), (51, 382139838), (54, 360909847), (102, 191069919), (131, 148771998), (153, 127379946), (262, 74385999), (289, 67436442), (306, 63689973), (393, 49590666), (459, 42459982), (578, 33718221), (786, 24795333), (867, 22478814), (918, 21229991), (1179, 16530222), (1734, 11239407), (2227, 8751294), (2358, 8265111), (2601, 7492938), (3537, 5510074), (4454, 4375647), (5202, 3746469), (6681, 2917098), (7074, 2755037), (7803, 2497646), (9533, 2044386), (13362, 1458549), (15606, 1248823), (19066, 1022193), (20043, 972366), (28599, 681462), (37859, 514782), (40086, 486183), (57198, 340731), (60129, 324122), (75718, 257391), (85797, 227154), (113577, 171594), (120258, 162061)]