20418654

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{179111}}^1$

素因数の和:179135

約数の個数: 16

約数和(自身を含む): 42986880

約数和(自身を除く): 22568226

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 179111, 358222, 537333, 1074666, 3403109, 6806218, 10209327, 20418654]

約数ペア:

[(1, 20418654), (2, 10209327), (3, 6806218), (6, 3403109), (19, 1074666), (38, 537333), (57, 358222), (114, 179111)]