18268936

素因数分解:

$2^3\times 7^1\times {\mathrm{113}}^1\times {\mathrm{2887}}^1$

素因数の和:3013

約数の個数: 32

約数和(自身を含む): 39507840

約数和(自身を除く): 21238904

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 113, 226, 452, 791, 904, 1582, 2887, 3164, 5774, 6328, 11548, 20209, 23096, 40418, 80836, 161672, 326231, 652462, 1304924, 2283617, 2609848, 4567234, 9134468, 18268936]

約数ペア:

[(1, 18268936), (2, 9134468), (4, 4567234), (7, 2609848), (8, 2283617), (14, 1304924), (28, 652462), (56, 326231), (113, 161672), (226, 80836), (452, 40418), (791, 23096), (904, 20209), (1582, 11548), (2887, 6328), (3164, 5774)]