20591086

素因数分解:

$2^1\times {\mathrm{113}}^1\times {\mathrm{179}}^1\times {\mathrm{509}}^1$

素因数の和:803

約数の個数: 16

約数和(自身を含む): 31395600

約数和(自身を除く): 10804514

約数列:

[1, 2, 113, 179, 226, 358, 509, 1018, 20227, 40454, 57517, 91111, 115034, 182222, 10295543, 20591086]

約数ペア:

[(1, 20591086), (2, 10295543), (113, 182222), (179, 115034), (226, 91111), (358, 57517), (509, 40454), (1018, 20227)]