18742912

素因数分解:

$2^7\times {\mathrm{181}}^1\times {\mathrm{809}}^1$

素因数の和:1004

約数の個数: 32

約数和(自身を含む): 37592100

約数和(自身を除く): 18849188

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 181, 362, 724, 809, 1448, 1618, 2896, 3236, 5792, 6472, 11584, 12944, 23168, 25888, 51776, 103552, 146429, 292858, 585716, 1171432, 2342864, 4685728, 9371456, 18742912]

約数ペア:

[(1, 18742912), (2, 9371456), (4, 4685728), (8, 2342864), (16, 1171432), (32, 585716), (64, 292858), (128, 146429), (181, 103552), (362, 51776), (724, 25888), (809, 23168), (1448, 12944), (1618, 11584), (2896, 6472), (3236, 5792)]