18283713

素因数分解:

$3^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{2039}}^1$

素因数の和:2117

約数の個数: 24

約数和(自身を含む): 28837440

約数和(自身を除く): 10553727

約数列:

[1, 3, 7, 21, 49, 61, 147, 183, 427, 1281, 2039, 2989, 6117, 8967, 14273, 42819, 99911, 124379, 299733, 373137, 870653, 2611959, 6094571, 18283713]

約数ペア:

[(1, 18283713), (3, 6094571), (7, 2611959), (21, 870653), (49, 373137), (61, 299733), (147, 124379), (183, 99911), (427, 42819), (1281, 14273), (2039, 8967), (2989, 6117)]