20145857536

素因数分解:

$2^{10}\times 7^1\times {\mathrm{101}}^1\times {\mathrm{27827}}^1$

素因数の和:27955

約数の個数: 88

約数和(自身を含む): 46482555456

約数和(自身を除く): 26336697920

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 101, 112, 128, 202, 224, 256, 404, 448, 512, 707, 808, 896, 1024, 1414, 1616, 1792, 2828, 3232, 3584, 5656, 6464, 7168, 11312, 12928, 22624, 25856, 27827, 45248, 51712, 55654, 90496, 103424, 111308, 180992, 194789, 222616, 361984, 389578, 445232, 723968, 779156, 890464, 1558312, 1780928, 2810527, 3116624, 3561856, 5621054, 6233248, 7123712, 11242108, 12466496, 14247424, 19673689, 22484216, 24932992, 28494848, 39347378, 44968432, 49865984, 78694756, 89936864, 99731968, 157389512, 179873728, 199463936, 314779024, 359747456, 629558048, 719494912, 1259116096, 1438989824, 2518232192, 2877979648, 5036464384, 10072928768, 20145857536]

約数ペア:

[(1, 20145857536), (2, 10072928768), (4, 5036464384), (7, 2877979648), (8, 2518232192), (14, 1438989824), (16, 1259116096), (28, 719494912), (32, 629558048), (56, 359747456), (64, 314779024), (101, 199463936), (112, 179873728), (128, 157389512), (202, 99731968), (224, 89936864), (256, 78694756), (404, 49865984), (448, 44968432), (512, 39347378), (707, 28494848), (808, 24932992), (896, 22484216), (1024, 19673689), (1414, 14247424), (1616, 12466496), (1792, 11242108), (2828, 7123712), (3232, 6233248), (3584, 5621054), (5656, 3561856), (6464, 3116624), (7168, 2810527), (11312, 1780928), (12928, 1558312), (22624, 890464), (25856, 779156), (27827, 723968), (45248, 445232), (51712, 389578), (55654, 361984), (90496, 222616), (103424, 194789), (111308, 180992)]