15521404

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{1559}}^1$

素因数の和:1713

約数の個数: 24

約数和(自身を含む): 28828800

約数和(自身を除く): 13307396

約数列:

[1, 2, 4, 19, 38, 76, 131, 262, 524, 1559, 2489, 3118, 4978, 6236, 9956, 29621, 59242, 118484, 204229, 408458, 816916, 3880351, 7760702, 15521404]

約数ペア:

[(1, 15521404), (2, 7760702), (4, 3880351), (19, 816916), (38, 408458), (76, 204229), (131, 118484), (262, 59242), (524, 29621), (1559, 9956), (2489, 6236), (3118, 4978)]