193959664

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{643}}^1\times {\mathrm{1109}}^1$

素因数の和:1777

約数の個数: 40

約数和(自身を含む): 398880720

約数和(自身を除く): 204921056

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 643, 1109, 1286, 2218, 2572, 4436, 5144, 8872, 10288, 10931, 17744, 18853, 21862, 37706, 43724, 75412, 87448, 150824, 174896, 301648, 713087, 1426174, 2852348, 5704696, 11409392, 12122479, 24244958, 48489916, 96979832, 193959664]

約数ペア:

[(1, 193959664), (2, 96979832), (4, 48489916), (8, 24244958), (16, 12122479), (17, 11409392), (34, 5704696), (68, 2852348), (136, 1426174), (272, 713087), (643, 301648), (1109, 174896), (1286, 150824), (2218, 87448), (2572, 75412), (4436, 43724), (5144, 37706), (8872, 21862), (10288, 18853), (10931, 17744)]