18103638

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{443}}^1$

素因数の和:601

約数の個数: 48

約数和(自身を含む): 42517440

約数和(自身を除く): 24413802

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 139, 147, 278, 294, 417, 443, 834, 886, 973, 1329, 1946, 2658, 2919, 3101, 5838, 6202, 6811, 9303, 13622, 18606, 20433, 21707, 40866, 43414, 61577, 65121, 123154, 130242, 184731, 369462, 431039, 862078, 1293117, 2586234, 3017273, 6034546, 9051819, 18103638]

約数ペア:

[(1, 18103638), (2, 9051819), (3, 6034546), (6, 3017273), (7, 2586234), (14, 1293117), (21, 862078), (42, 431039), (49, 369462), (98, 184731), (139, 130242), (147, 123154), (278, 65121), (294, 61577), (417, 43414), (443, 40866), (834, 21707), (886, 20433), (973, 18606), (1329, 13622), (1946, 9303), (2658, 6811), (2919, 6202), (3101, 5838)]