2178601921

素因数分解:

${\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{15731}}^1$

素因数の和:15984

約数の個数: 16

約数和(自身を含む): 2367351360

約数和(自身を除く): 188749439

約数列:

[1, 19, 37, 197, 703, 3743, 7289, 15731, 138491, 298889, 582047, 3099007, 11058893, 58881133, 114663259, 2178601921]

約数ペア:

[(1, 2178601921), (19, 114663259), (37, 58881133), (197, 11058893), (703, 3099007), (3743, 582047), (7289, 298889), (15731, 138491)]