13875928

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1$

素因数の和:272

約数の個数: 64

約数和(自身を含む): 30729600

約数和(自身を除く): 16853672

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 43, 44, 76, 86, 88, 152, 172, 193, 209, 344, 386, 418, 473, 772, 817, 836, 946, 1544, 1634, 1672, 1892, 2123, 3268, 3667, 3784, 4246, 6536, 7334, 8299, 8492, 8987, 14668, 16598, 16984, 17974, 29336, 33196, 35948, 40337, 66392, 71896, 80674, 91289, 157681, 161348, 182578, 315362, 322696, 365156, 630724, 730312, 1261448, 1734491, 3468982, 6937964, 13875928]

約数ペア:

[(1, 13875928), (2, 6937964), (4, 3468982), (8, 1734491), (11, 1261448), (19, 730312), (22, 630724), (38, 365156), (43, 322696), (44, 315362), (76, 182578), (86, 161348), (88, 157681), (152, 91289), (172, 80674), (193, 71896), (209, 66392), (344, 40337), (386, 35948), (418, 33196), (473, 29336), (772, 17974), (817, 16984), (836, 16598), (946, 14668), (1544, 8987), (1634, 8492), (1672, 8299), (1892, 7334), (2123, 6536), (3268, 4246), (3667, 3784)]