18689472

素因数分解:

$2^6\times 3^2\times {\mathrm{71}}^1\times {\mathrm{457}}^1$

素因数の和:546

約数の個数: 84

約数和(自身を含む): 54443376

約数和(自身を除く): 35753904

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 71, 72, 96, 142, 144, 192, 213, 284, 288, 426, 457, 568, 576, 639, 852, 914, 1136, 1278, 1371, 1704, 1828, 2272, 2556, 2742, 3408, 3656, 4113, 4544, 5112, 5484, 6816, 7312, 8226, 10224, 10968, 13632, 14624, 16452, 20448, 21936, 29248, 32447, 32904, 40896, 43872, 64894, 65808, 87744, 97341, 129788, 131616, 194682, 259576, 263232, 292023, 389364, 519152, 584046, 778728, 1038304, 1168092, 1557456, 2076608, 2336184, 3114912, 4672368, 6229824, 9344736, 18689472]

約数ペア:

[(1, 18689472), (2, 9344736), (3, 6229824), (4, 4672368), (6, 3114912), (8, 2336184), (9, 2076608), (12, 1557456), (16, 1168092), (18, 1038304), (24, 778728), (32, 584046), (36, 519152), (48, 389364), (64, 292023), (71, 263232), (72, 259576), (96, 194682), (142, 131616), (144, 129788), (192, 97341), (213, 87744), (284, 65808), (288, 64894), (426, 43872), (457, 40896), (568, 32904), (576, 32447), (639, 29248), (852, 21936), (914, 20448), (1136, 16452), (1278, 14624), (1371, 13632), (1704, 10968), (1828, 10224), (2272, 8226), (2556, 7312), (2742, 6816), (3408, 5484), (3656, 5112), (4113, 4544)]