18504290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{13913}}^1$

素因数の和:13946

約数の個数: 32

約数和(自身を含む): 40072320

約数和(自身を除く): 21568030

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 13913, 27826, 69565, 97391, 139130, 194782, 264347, 486955, 528694, 973910, 1321735, 1850429, 2643470, 3700858, 9252145, 18504290]

約数ペア:

[(1, 18504290), (2, 9252145), (5, 3700858), (7, 2643470), (10, 1850429), (14, 1321735), (19, 973910), (35, 528694), (38, 486955), (70, 264347), (95, 194782), (133, 139130), (190, 97391), (266, 69565), (665, 27826), (1330, 13913)]