20151139985

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{257}}^1\times {\mathrm{22307}}^1$

素因数の和:22625

約数の個数: 32

約数和(自身を含む): 26244915840

約数和(自身を除く): 6093775855

約数列:

[1, 5, 19, 37, 95, 185, 257, 703, 1285, 3515, 4883, 9509, 22307, 24415, 47545, 111535, 180671, 423833, 825359, 903355, 2119165, 4126795, 5732899, 15681821, 28664495, 78409105, 108925081, 212117263, 544625405, 1060586315, 4030227997, 20151139985]

約数ペア:

[(1, 20151139985), (5, 4030227997), (19, 1060586315), (37, 544625405), (95, 212117263), (185, 108925081), (257, 78409105), (703, 28664495), (1285, 15681821), (3515, 5732899), (4883, 4126795), (9509, 2119165), (22307, 903355), (24415, 825359), (47545, 423833), (111535, 180671)]