19006818145

素因数分解:

$5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{181}}^1\times {\mathrm{29129}}^1$

素因数の和:29425

約数の個数: 32

約数和(自身を含む): 26465886720

約数和(自身を除く): 7459068575

約数列:

[1, 5, 7, 35, 103, 181, 515, 721, 905, 1267, 3605, 6335, 18643, 29129, 93215, 130501, 145645, 203903, 652505, 1019515, 3000287, 5272349, 15001435, 21002009, 26361745, 36906443, 105010045, 184532215, 543051947, 2715259735, 3801363629, 19006818145]

約数ペア:

[(1, 19006818145), (5, 3801363629), (7, 2715259735), (35, 543051947), (103, 184532215), (181, 105010045), (515, 36906443), (721, 26361745), (905, 21002009), (1267, 15001435), (3605, 5272349), (6335, 3000287), (18643, 1019515), (29129, 652505), (93215, 203903), (130501, 145645)]