19977683

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1567}}^1$

素因数の和:1658

約数の個数: 16

約数和(自身を含む): 23331840

約数和(自身を除く): 3354157

約数列:

[1, 11, 19, 61, 209, 671, 1159, 1567, 12749, 17237, 29773, 95587, 327503, 1051457, 1816153, 19977683]

約数ペア:

[(1, 19977683), (11, 1816153), (19, 1051457), (61, 327503), (209, 95587), (671, 29773), (1159, 17237), (1567, 12749)]