20107179

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{1879}}^1$

素因数の和:1955

約数の個数: 24

約数和(自身を含む): 30794400

約数和(自身を除く): 10687221

約数列:

[1, 3, 9, 29, 41, 87, 123, 261, 369, 1189, 1879, 3567, 5637, 10701, 16911, 54491, 77039, 163473, 231117, 490419, 693351, 2234131, 6702393, 20107179]

約数ペア:

[(1, 20107179), (3, 6702393), (9, 2234131), (29, 693351), (41, 490419), (87, 231117), (123, 163473), (261, 77039), (369, 54491), (1189, 16911), (1879, 10701), (3567, 5637)]