20842202

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{643}}^1\times {\mathrm{853}}^1$

素因数の和:1517

約数の個数: 16

約数和(自身を含む): 32998560

約数和(自身を除く): 12156358

約数列:

[1, 2, 19, 38, 643, 853, 1286, 1706, 12217, 16207, 24434, 32414, 548479, 1096958, 10421101, 20842202]

約数ペア:

[(1, 20842202), (2, 10421101), (19, 1096958), (38, 548479), (643, 32414), (853, 24434), (1286, 16207), (1706, 12217)]