20857274

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{11059}}^1$

素因数の和:11125

約数の個数: 16

約数和(自身を含む): 33445440

約数和(自身を除く): 12588166

約数列:

[1, 2, 23, 41, 46, 82, 943, 1886, 11059, 22118, 254357, 453419, 508714, 906838, 10428637, 20857274]

約数ペア:

[(1, 20857274), (2, 10428637), (23, 906838), (41, 508714), (46, 453419), (82, 254357), (943, 22118), (1886, 11059)]