20484105

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^2\times {\mathrm{367}}^1$

素因数の和:497

約数の個数: 24

約数和(自身を含む): 33411456

約数和(自身を除く): 12927351

約数列:

[1, 3, 5, 15, 61, 183, 305, 367, 915, 1101, 1835, 3721, 5505, 11163, 18605, 22387, 55815, 67161, 111935, 335805, 1365607, 4096821, 6828035, 20484105]

約数ペア:

[(1, 20484105), (3, 6828035), (5, 4096821), (15, 1365607), (61, 335805), (183, 111935), (305, 67161), (367, 55815), (915, 22387), (1101, 18605), (1835, 11163), (3721, 5505)]