18387413

素因数分解:

${\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{409}}^1$

素因数の和:548

約数の個数: 16

約数和(自身を含む): 20742720

約数和(自身を除く): 2355307

約数列:

[1, 11, 61, 67, 409, 671, 737, 4087, 4499, 24949, 27403, 44957, 274439, 301433, 1671583, 18387413]

約数ペア:

[(1, 18387413), (11, 1671583), (61, 301433), (67, 274439), (409, 44957), (671, 27403), (737, 24949), (4087, 4499)]