18289728396

素因数分解:

$2^2\times 3^5\times {\mathrm{19}}^1\times {\mathrm{491}}^1\times {\mathrm{2017}}^1$

素因数の和:2546

約数の個数: 144

約数和(自身を含む): 50595941760

約数和(自身を除く): 32306213364

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 81, 108, 114, 162, 171, 228, 243, 324, 342, 486, 491, 513, 684, 972, 982, 1026, 1473, 1539, 1964, 2017, 2052, 2946, 3078, 4034, 4419, 4617, 5892, 6051, 6156, 8068, 8838, 9234, 9329, 12102, 13257, 17676, 18153, 18468, 18658, 24204, 26514, 27987, 36306, 37316, 38323, 39771, 53028, 54459, 55974, 72612, 76646, 79542, 83961, 108918, 111948, 114969, 119313, 153292, 159084, 163377, 167922, 217836, 229938, 238626, 251883, 326754, 335844, 344907, 459876, 477252, 490131, 503766, 653508, 689814, 755649, 980262, 990347, 1007532, 1034721, 1379628, 1511298, 1960524, 1980694, 2069442, 2266947, 2971041, 3022596, 3104163, 3961388, 4138884, 4533894, 5942082, 6208326, 8913123, 9067788, 9312489, 11884164, 12416652, 17826246, 18624978, 18816593, 26739369, 35652492, 37249956, 37633186, 53478738, 56449779, 75266372, 80218107, 106957476, 112899558, 160436214, 169349337, 225799116, 240654321, 320872428, 338698674, 481308642, 508048011, 677397348, 962617284, 1016096022, 1524144033, 2032192044, 3048288066, 4572432099, 6096576132, 9144864198, 18289728396]

約数ペア:

[(1, 18289728396), (2, 9144864198), (3, 6096576132), (4, 4572432099), (6, 3048288066), (9, 2032192044), (12, 1524144033), (18, 1016096022), (19, 962617284), (27, 677397348), (36, 508048011), (38, 481308642), (54, 338698674), (57, 320872428), (76, 240654321), (81, 225799116), (108, 169349337), (114, 160436214), (162, 112899558), (171, 106957476), (228, 80218107), (243, 75266372), (324, 56449779), (342, 53478738), (486, 37633186), (491, 37249956), (513, 35652492), (684, 26739369), (972, 18816593), (982, 18624978), (1026, 17826246), (1473, 12416652), (1539, 11884164), (1964, 9312489), (2017, 9067788), (2052, 8913123), (2946, 6208326), (3078, 5942082), (4034, 4533894), (4419, 4138884), (4617, 3961388), (5892, 3104163), (6051, 3022596), (6156, 2971041), (8068, 2266947), (8838, 2069442), (9234, 1980694), (9329, 1960524), (12102, 1511298), (13257, 1379628), (17676, 1034721), (18153, 1007532), (18468, 990347), (18658, 980262), (24204, 755649), (26514, 689814), (27987, 653508), (36306, 503766), (37316, 490131), (38323, 477252), (39771, 459876), (53028, 344907), (54459, 335844), (55974, 326754), (72612, 251883), (76646, 238626), (79542, 229938), (83961, 217836), (108918, 167922), (111948, 163377), (114969, 159084), (119313, 153292)]