19852371

素因数分解:

$3^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1061}}^1$

素因数の和:1094

約数の個数: 48

約数和(自身を含む): 37110528

約数和(自身を除く): 17258157

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 81, 99, 189, 231, 243, 297, 567, 693, 891, 1061, 1701, 2079, 2673, 3183, 6237, 7427, 9549, 11671, 18711, 22281, 28647, 35013, 66843, 81697, 85941, 105039, 200529, 245091, 257823, 315117, 601587, 735273, 945351, 1804761, 2205819, 2836053, 6617457, 19852371]

約数ペア:

[(1, 19852371), (3, 6617457), (7, 2836053), (9, 2205819), (11, 1804761), (21, 945351), (27, 735273), (33, 601587), (63, 315117), (77, 257823), (81, 245091), (99, 200529), (189, 105039), (231, 85941), (243, 81697), (297, 66843), (567, 35013), (693, 28647), (891, 22281), (1061, 18711), (1701, 11671), (2079, 9549), (2673, 7427), (3183, 6237)]