20163665672

素因数分解:

$2^3\times {\mathrm{131}}^1\times {\mathrm{19240139}}^1$

素因数の和:19240276

約数の個数: 16

約数和(自身を含む): 38095477200

約数和(自身を除く): 17931811528

約数列:

[1, 2, 4, 8, 131, 262, 524, 1048, 19240139, 38480278, 76960556, 153921112, 2520458209, 5040916418, 10081832836, 20163665672]

約数ペア:

[(1, 20163665672), (2, 10081832836), (4, 5040916418), (8, 2520458209), (131, 153921112), (262, 76960556), (524, 38480278), (1048, 19240139)]