19437184

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{11681}}^1$

素因数の和:11708

約数の個数: 32

約数和(自身を含む): 41704740

約数和(自身を除く): 22267556

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 11681, 23362, 46724, 93448, 151853, 186896, 303706, 373792, 607412, 747584, 1214824, 1495168, 2429648, 4859296, 9718592, 19437184]

約数ペア:

[(1, 19437184), (2, 9718592), (4, 4859296), (8, 2429648), (13, 1495168), (16, 1214824), (26, 747584), (32, 607412), (52, 373792), (64, 303706), (104, 186896), (128, 151853), (208, 93448), (416, 46724), (832, 23362), (1664, 11681)]