18013866

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{1471}}^1$

素因数の和:1646

約数の個数: 32

約数和(自身を含む): 39072768

約数和(自身を除く): 21058902

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 157, 314, 471, 942, 1471, 2041, 2942, 4082, 4413, 6123, 8826, 12246, 19123, 38246, 57369, 114738, 230947, 461894, 692841, 1385682, 3002311, 6004622, 9006933, 18013866]

約数ペア:

[(1, 18013866), (2, 9006933), (3, 6004622), (6, 3002311), (13, 1385682), (26, 692841), (39, 461894), (78, 230947), (157, 114738), (314, 57369), (471, 38246), (942, 19123), (1471, 12246), (2041, 8826), (2942, 6123), (4082, 4413)]