20053341

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1523}}^1$

素因数の和:1566

約数の個数: 48

約数和(自身を含む): 38039040

約数和(自身を除く): 17985699

約数列:

[1, 3, 7, 9, 11, 19, 21, 33, 57, 63, 77, 99, 133, 171, 209, 231, 399, 627, 693, 1197, 1463, 1523, 1881, 4389, 4569, 10661, 13167, 13707, 16753, 28937, 31983, 50259, 86811, 95949, 117271, 150777, 202559, 260433, 318307, 351813, 607677, 954921, 1055439, 1823031, 2228149, 2864763, 6684447, 20053341]

約数ペア:

[(1, 20053341), (3, 6684447), (7, 2864763), (9, 2228149), (11, 1823031), (19, 1055439), (21, 954921), (33, 607677), (57, 351813), (63, 318307), (77, 260433), (99, 202559), (133, 150777), (171, 117271), (209, 95949), (231, 86811), (399, 50259), (627, 31983), (693, 28937), (1197, 16753), (1463, 13707), (1523, 13167), (1881, 10661), (4389, 4569)]