19164244

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{653}}^1$

素因数の和:720

約数の個数: 48

約数和(自身を含む): 39553920

約数和(自身を除く): 20389676

約数列:

[1, 2, 4, 11, 22, 23, 29, 44, 46, 58, 92, 116, 253, 319, 506, 638, 653, 667, 1012, 1276, 1306, 1334, 2612, 2668, 7183, 7337, 14366, 14674, 15019, 18937, 28732, 29348, 30038, 37874, 60076, 75748, 165209, 208307, 330418, 416614, 435551, 660836, 833228, 871102, 1742204, 4791061, 9582122, 19164244]

約数ペア:

[(1, 19164244), (2, 9582122), (4, 4791061), (11, 1742204), (22, 871102), (23, 833228), (29, 660836), (44, 435551), (46, 416614), (58, 330418), (92, 208307), (116, 165209), (253, 75748), (319, 60076), (506, 37874), (638, 30038), (653, 29348), (667, 28732), (1012, 18937), (1276, 15019), (1306, 14674), (1334, 14366), (2612, 7337), (2668, 7183)]