1999740964

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{4339}}^1\times {\mathrm{8863}}^1$

素因数の和:13219

約数の個数: 24

約数和(自身を含む): 3770036480

約数和(自身を除く): 1770295516

約数列:

[1, 2, 4, 13, 26, 52, 4339, 8678, 8863, 17356, 17726, 35452, 56407, 112814, 115219, 225628, 230438, 460876, 38456557, 76913114, 153826228, 499935241, 999870482, 1999740964]

約数ペア:

[(1, 1999740964), (2, 999870482), (4, 499935241), (13, 153826228), (26, 76913114), (52, 38456557), (4339, 460876), (8678, 230438), (8863, 225628), (17356, 115219), (17726, 112814), (35452, 56407)]