18915246

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:206

約数の個数: 96

約数和(自身を含む): 50139648

約数和(自身を除く): 31224402

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 42, 46, 61, 63, 69, 107, 122, 126, 138, 161, 183, 207, 214, 321, 322, 366, 414, 427, 483, 549, 642, 749, 854, 963, 966, 1098, 1281, 1403, 1449, 1498, 1926, 2247, 2461, 2562, 2806, 2898, 3843, 4209, 4494, 4922, 6527, 6741, 7383, 7686, 8418, 9821, 12627, 13054, 13482, 14766, 17227, 19581, 19642, 22149, 25254, 29463, 34454, 39162, 44298, 45689, 51681, 58743, 58926, 88389, 91378, 103362, 117486, 137067, 150121, 155043, 176778, 274134, 300242, 310086, 411201, 450363, 822402, 900726, 1050847, 1351089, 2101694, 2702178, 3152541, 6305082, 9457623, 18915246]

約数ペア:

[(1, 18915246), (2, 9457623), (3, 6305082), (6, 3152541), (7, 2702178), (9, 2101694), (14, 1351089), (18, 1050847), (21, 900726), (23, 822402), (42, 450363), (46, 411201), (61, 310086), (63, 300242), (69, 274134), (107, 176778), (122, 155043), (126, 150121), (138, 137067), (161, 117486), (183, 103362), (207, 91378), (214, 88389), (321, 58926), (322, 58743), (366, 51681), (414, 45689), (427, 44298), (483, 39162), (549, 34454), (642, 29463), (749, 25254), (854, 22149), (963, 19642), (966, 19581), (1098, 17227), (1281, 14766), (1403, 13482), (1449, 13054), (1498, 12627), (1926, 9821), (2247, 8418), (2461, 7686), (2562, 7383), (2806, 6741), (2898, 6527), (3843, 4922), (4209, 4494)]