18441115

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2521}}^1$

素因数の和:2563

約数の個数: 32

約数和(自身を含む): 29053440

約数和(自身を除く): 10612325

約数列:

[1, 5, 7, 11, 19, 35, 55, 77, 95, 133, 209, 385, 665, 1045, 1463, 2521, 7315, 12605, 17647, 27731, 47899, 88235, 138655, 194117, 239495, 335293, 526889, 970585, 1676465, 2634445, 3688223, 18441115]

約数ペア:

[(1, 18441115), (5, 3688223), (7, 2634445), (11, 1676465), (19, 970585), (35, 526889), (55, 335293), (77, 239495), (95, 194117), (133, 138655), (209, 88235), (385, 47899), (665, 27731), (1045, 17647), (1463, 12605), (2521, 7315)]