19807067

素因数分解:

$7^1\times {\mathrm{59}}^1\times {\mathrm{199}}^1\times {\mathrm{241}}^1$

素因数の和:506

約数の個数: 16

約数和(自身を含む): 23232000

約数和(自身を除く): 3424933

約数列:

[1, 7, 59, 199, 241, 413, 1393, 1687, 11741, 14219, 47959, 82187, 99533, 335713, 2829581, 19807067]

約数ペア:

[(1, 19807067), (7, 2829581), (59, 335713), (199, 99533), (241, 82187), (413, 47959), (1393, 14219), (1687, 11741)]