18328576

素因数分解:

$2^{10}\times 7^1\times {\mathrm{2557}}^1$

素因数の和:2584

約数の個数: 44

約数和(自身を含む): 41889808

約数和(自身を除く): 23561232

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1024, 1792, 2557, 3584, 5114, 7168, 10228, 17899, 20456, 35798, 40912, 71596, 81824, 143192, 163648, 286384, 327296, 572768, 654592, 1145536, 1309184, 2291072, 2618368, 4582144, 9164288, 18328576]

約数ペア:

[(1, 18328576), (2, 9164288), (4, 4582144), (7, 2618368), (8, 2291072), (14, 1309184), (16, 1145536), (28, 654592), (32, 572768), (56, 327296), (64, 286384), (112, 163648), (128, 143192), (224, 81824), (256, 71596), (448, 40912), (512, 35798), (896, 20456), (1024, 17899), (1792, 10228), (2557, 7168), (3584, 5114)]