18404442

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{181}}^1\times {\mathrm{269}}^1$

素因数の和:468

約数の個数: 64

約数和(自身を含む): 47174400

約数和(自身を除く): 28769958

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 181, 189, 269, 362, 378, 538, 543, 807, 1086, 1267, 1614, 1629, 1883, 2421, 2534, 3258, 3766, 3801, 4842, 4887, 5649, 7263, 7602, 9774, 11298, 11403, 14526, 16947, 22806, 33894, 34209, 48689, 50841, 68418, 97378, 101682, 146067, 292134, 340823, 438201, 681646, 876402, 1022469, 1314603, 2044938, 2629206, 3067407, 6134814, 9202221, 18404442]

約数ペア:

[(1, 18404442), (2, 9202221), (3, 6134814), (6, 3067407), (7, 2629206), (9, 2044938), (14, 1314603), (18, 1022469), (21, 876402), (27, 681646), (42, 438201), (54, 340823), (63, 292134), (126, 146067), (181, 101682), (189, 97378), (269, 68418), (362, 50841), (378, 48689), (538, 34209), (543, 33894), (807, 22806), (1086, 16947), (1267, 14526), (1614, 11403), (1629, 11298), (1883, 9774), (2421, 7602), (2534, 7263), (3258, 5649), (3766, 4887), (3801, 4842)]