19413456

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{643}}^1$

素因数の和:708

約数の個数: 80

約数和(自身を含む): 54621504

約数和(自身を除く): 35208048

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 37, 48, 51, 68, 74, 102, 111, 136, 148, 204, 222, 272, 296, 408, 444, 592, 629, 643, 816, 888, 1258, 1286, 1776, 1887, 1929, 2516, 2572, 3774, 3858, 5032, 5144, 7548, 7716, 10064, 10288, 10931, 15096, 15432, 21862, 23791, 30192, 30864, 32793, 43724, 47582, 65586, 71373, 87448, 95164, 131172, 142746, 174896, 190328, 262344, 285492, 380656, 404447, 524688, 570984, 808894, 1141968, 1213341, 1617788, 2426682, 3235576, 4853364, 6471152, 9706728, 19413456]

約数ペア:

[(1, 19413456), (2, 9706728), (3, 6471152), (4, 4853364), (6, 3235576), (8, 2426682), (12, 1617788), (16, 1213341), (17, 1141968), (24, 808894), (34, 570984), (37, 524688), (48, 404447), (51, 380656), (68, 285492), (74, 262344), (102, 190328), (111, 174896), (136, 142746), (148, 131172), (204, 95164), (222, 87448), (272, 71373), (296, 65586), (408, 47582), (444, 43724), (592, 32793), (629, 30864), (643, 30192), (816, 23791), (888, 21862), (1258, 15432), (1286, 15096), (1776, 10931), (1887, 10288), (1929, 10064), (2516, 7716), (2572, 7548), (3774, 5144), (3858, 5032)]