31954154

素因数分解:

$2^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1\times {\mathrm{839}}^1$

素因数の和:1117

約数の個数: 16

約数和(自身を含む): 48686400

約数和(自身を除く): 16732246

約数列:

[1, 2, 137, 139, 274, 278, 839, 1678, 19043, 38086, 114943, 116621, 229886, 233242, 15977077, 31954154]

約数ペア:

[(1, 31954154), (2, 15977077), (137, 233242), (139, 229886), (274, 116621), (278, 114943), (839, 38086), (1678, 19043)]