19223838

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{487}}^1$

素因数の和:558

約数の個数: 64

約数和(自身を含む): 46379520

約数和(自身を除く): 27155682

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 43, 51, 54, 86, 102, 129, 153, 258, 306, 387, 459, 487, 731, 774, 918, 974, 1161, 1461, 1462, 2193, 2322, 2922, 4383, 4386, 6579, 8279, 8766, 13149, 13158, 16558, 19737, 20941, 24837, 26298, 39474, 41882, 49674, 62823, 74511, 125646, 149022, 188469, 223533, 355997, 376938, 447066, 565407, 711994, 1067991, 1130814, 2135982, 3203973, 6407946, 9611919, 19223838]

約数ペア:

[(1, 19223838), (2, 9611919), (3, 6407946), (6, 3203973), (9, 2135982), (17, 1130814), (18, 1067991), (27, 711994), (34, 565407), (43, 447066), (51, 376938), (54, 355997), (86, 223533), (102, 188469), (129, 149022), (153, 125646), (258, 74511), (306, 62823), (387, 49674), (459, 41882), (487, 39474), (731, 26298), (774, 24837), (918, 20941), (974, 19737), (1161, 16558), (1461, 13158), (1462, 13149), (2193, 8766), (2322, 8279), (2922, 6579), (4383, 4386)]