18490864

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{5693}}^1$

素因数の和:5737

約数の個数: 40

約数和(自身を含む): 42363360

約数和(自身を除く): 23872496

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 56, 58, 112, 116, 203, 232, 406, 464, 812, 1624, 3248, 5693, 11386, 22772, 39851, 45544, 79702, 91088, 159404, 165097, 318808, 330194, 637616, 660388, 1155679, 1320776, 2311358, 2641552, 4622716, 9245432, 18490864]

約数ペア:

[(1, 18490864), (2, 9245432), (4, 4622716), (7, 2641552), (8, 2311358), (14, 1320776), (16, 1155679), (28, 660388), (29, 637616), (56, 330194), (58, 318808), (112, 165097), (116, 159404), (203, 91088), (232, 79702), (406, 45544), (464, 39851), (812, 22772), (1624, 11386), (3248, 5693)]