18770282

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{251}}^1\times {\mathrm{269}}^1$

素因数の和:661

約数の個数: 16

約数和(自身を含む): 28576800

約数和(自身を除く): 9806518

約数列:

[1, 2, 139, 251, 269, 278, 502, 538, 34889, 37391, 67519, 69778, 74782, 135038, 9385141, 18770282]

約数ペア:

[(1, 18770282), (2, 9385141), (139, 135038), (251, 74782), (269, 69778), (278, 67519), (502, 37391), (538, 34889)]