18438882

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{373}}^1$

素因数の和:503

約数の個数: 64

約数和(自身を含む): 46531584

約数和(自身を除く): 28092702

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 107, 154, 214, 231, 321, 373, 462, 642, 746, 749, 1119, 1177, 1498, 2238, 2247, 2354, 2611, 3531, 4103, 4494, 5222, 7062, 7833, 8206, 8239, 12309, 15666, 16478, 24618, 24717, 28721, 39911, 49434, 57442, 79822, 86163, 119733, 172326, 239466, 279377, 439021, 558754, 838131, 878042, 1317063, 1676262, 2634126, 3073147, 6146294, 9219441, 18438882]

約数ペア:

[(1, 18438882), (2, 9219441), (3, 6146294), (6, 3073147), (7, 2634126), (11, 1676262), (14, 1317063), (21, 878042), (22, 838131), (33, 558754), (42, 439021), (66, 279377), (77, 239466), (107, 172326), (154, 119733), (214, 86163), (231, 79822), (321, 57442), (373, 49434), (462, 39911), (642, 28721), (746, 24717), (749, 24618), (1119, 16478), (1177, 15666), (1498, 12309), (2238, 8239), (2247, 8206), (2354, 7833), (2611, 7062), (3531, 5222), (4103, 4494)]