20304382

素因数分解:

$2^1\times 7^1\times {\mathrm{653}}^1\times {\mathrm{2221}}^1$

素因数の和:2883

約数の個数: 16

約数和(自身を含む): 34876512

約数和(自身を除く): 14572130

約数列:

[1, 2, 7, 14, 653, 1306, 2221, 4442, 4571, 9142, 15547, 31094, 1450313, 2900626, 10152191, 20304382]

約数ペア:

[(1, 20304382), (2, 10152191), (7, 2900626), (14, 1450313), (653, 31094), (1306, 15547), (2221, 9142), (4442, 4571)]