19181566243588

素因数分解:

$2^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{571}}^1\times {\mathrm{761}}^1\times {\mathrm{16253}}^1$

素因数の和:17693

約数の個数: 96

約数和(自身を含む): 38879919606528

約数和(自身を除く): 19698353362940

約数列:

[1, 2, 4, 7, 14, 28, 97, 194, 388, 571, 679, 761, 1142, 1358, 1522, 2284, 2716, 3044, 3997, 5327, 7994, 10654, 15988, 16253, 21308, 32506, 55387, 65012, 73817, 110774, 113771, 147634, 221548, 227542, 295268, 387709, 434531, 455084, 516719, 775418, 869062, 1033438, 1550836, 1576541, 1738124, 2066876, 3041717, 3153082, 6083434, 6306164, 9280463, 11035787, 12166868, 12368533, 18560926, 22071574, 24737066, 37121852, 42149507, 44143148, 49474132, 64963241, 84299014, 86579731, 129926482, 168598028, 173159462, 259852964, 295046549, 346318924, 590093098, 900204911, 1180186196, 1199747701, 1800409822, 2399495402, 3600819644, 4798990804, 6301434377, 7062432343, 8398233907, 12602868754, 14124864686, 16796467814, 25205737508, 28249729372, 33592935628, 49437026401, 98874052802, 197748105604, 685055937271, 1370111874542, 2740223749084, 4795391560897, 9590783121794, 19181566243588]

約数ペア:

[(1, 19181566243588), (2, 9590783121794), (4, 4795391560897), (7, 2740223749084), (14, 1370111874542), (28, 685055937271), (97, 197748105604), (194, 98874052802), (388, 49437026401), (571, 33592935628), (679, 28249729372), (761, 25205737508), (1142, 16796467814), (1358, 14124864686), (1522, 12602868754), (2284, 8398233907), (2716, 7062432343), (3044, 6301434377), (3997, 4798990804), (5327, 3600819644), (7994, 2399495402), (10654, 1800409822), (15988, 1199747701), (16253, 1180186196), (21308, 900204911), (32506, 590093098), (55387, 346318924), (65012, 295046549), (73817, 259852964), (110774, 173159462), (113771, 168598028), (147634, 129926482), (221548, 86579731), (227542, 84299014), (295268, 64963241), (387709, 49474132), (434531, 44143148), (455084, 42149507), (516719, 37121852), (775418, 24737066), (869062, 22071574), (1033438, 18560926), (1550836, 12368533), (1576541, 12166868), (1738124, 11035787), (2066876, 9280463), (3041717, 6306164), (3153082, 6083434)]