20131087856

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{677}}^1\times {\mathrm{1579}}^1$

素因数の和:2382

約数の個数: 80

約数和(自身を含む): 43038138240

約数和(自身を除く): 22907050384

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 107, 176, 214, 428, 677, 856, 1177, 1354, 1579, 1712, 2354, 2708, 3158, 4708, 5416, 6316, 7447, 9416, 10832, 12632, 14894, 17369, 18832, 25264, 29788, 34738, 59576, 69476, 72439, 119152, 138952, 144878, 168953, 277904, 289756, 337906, 579512, 675812, 796829, 1068983, 1159024, 1351624, 1593658, 1858483, 2137966, 2703248, 3187316, 3716966, 4275932, 6374632, 7433932, 8551864, 11758813, 12749264, 14867864, 17103728, 23517626, 29735728, 47035252, 94070504, 114381181, 188141008, 228762362, 457524724, 915049448, 1258192991, 1830098896, 2516385982, 5032771964, 10065543928, 20131087856]

約数ペア:

[(1, 20131087856), (2, 10065543928), (4, 5032771964), (8, 2516385982), (11, 1830098896), (16, 1258192991), (22, 915049448), (44, 457524724), (88, 228762362), (107, 188141008), (176, 114381181), (214, 94070504), (428, 47035252), (677, 29735728), (856, 23517626), (1177, 17103728), (1354, 14867864), (1579, 12749264), (1712, 11758813), (2354, 8551864), (2708, 7433932), (3158, 6374632), (4708, 4275932), (5416, 3716966), (6316, 3187316), (7447, 2703248), (9416, 2137966), (10832, 1858483), (12632, 1593658), (14894, 1351624), (17369, 1159024), (18832, 1068983), (25264, 796829), (29788, 675812), (34738, 579512), (59576, 337906), (69476, 289756), (72439, 277904), (119152, 168953), (138952, 144878)]