18680274

素因数分解:

$2^1\times 3^3\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:232

約数の個数: 64

約数和(自身を含む): 43390080

約数和(自身を除く): 24709806

約数列:

[1, 2, 3, 6, 9, 18, 27, 53, 54, 61, 106, 107, 122, 159, 183, 214, 318, 321, 366, 477, 549, 642, 954, 963, 1098, 1431, 1647, 1926, 2862, 2889, 3233, 3294, 5671, 5778, 6466, 6527, 9699, 11342, 13054, 17013, 19398, 19581, 29097, 34026, 39162, 51039, 58194, 58743, 87291, 102078, 117486, 153117, 174582, 176229, 306234, 345931, 352458, 691862, 1037793, 2075586, 3113379, 6226758, 9340137, 18680274]

約数ペア:

[(1, 18680274), (2, 9340137), (3, 6226758), (6, 3113379), (9, 2075586), (18, 1037793), (27, 691862), (53, 352458), (54, 345931), (61, 306234), (106, 176229), (107, 174582), (122, 153117), (159, 117486), (183, 102078), (214, 87291), (318, 58743), (321, 58194), (366, 51039), (477, 39162), (549, 34026), (642, 29097), (954, 19581), (963, 19398), (1098, 17013), (1431, 13054), (1647, 11342), (1926, 9699), (2862, 6527), (2889, 6466), (3233, 5778), (3294, 5671)]